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// glossary

A field guide to the words of B2B prospecting

Plain-language definitions of sales, marketing and email terms, from bounce rate and SPF to lead scoring and pipeline velocity. Each entry links to the terms around it and the Tomba call that puts it to work.

114 terms in 8 categories, A to Z

// 01 · terms a to z

Every term, from A to Z

Filter by field, jump to a letter, or open an entry for the full definition, its related terms and the API call behind it.

A

  • A/B TestingGrowth strategies

    A/B testing is a method of comparing two versions of a marketing asset to determine which performs better in achieving a specific goal.

  • A strategic approach that concentrates sales and marketing resources on a defined set of high-value target accounts.

  • Annual Recurring Revenue (ARR)Formulas and metrics

    The annualized value of recurring subscription revenue, used to measure the scale and growth trajectory of subscription businesses.

  • Author FinderEmail intelligence

    A tool that identifies and extracts author information from articles and blog posts, helping you connect with content creators and journalists.

  • Average Deal SizeFormulas and metrics

    The mean revenue value of closed deals over a specific period, used to forecast revenue and evaluate sales performance.

B

  • B2B DatabaseData enrichment

    A structured collection of business contact and company information used for sales prospecting and marketing outreach.

  • Bounce RateFormulas and metrics

    The percentage of sent emails that could not be delivered to the recipient's inbox.

  • Breakup EmailCold outreach

    The final email in an outreach sequence that signals you will stop contacting the prospect unless they respond.

  • Bulk Email VerificationEmail intelligence

    The process of verifying large lists of email addresses simultaneously to identify invalid, risky, or undeliverable contacts.

  • Bulk TasksData enrichment

    Automated processes that handle large-scale data operations simultaneously, such as finding, verifying, or enriching thousands of email addresses at once.

  • A sales professional responsible for generating new business opportunities through outbound and inbound lead qualification.

  • Buyer PersonaLead generation

    A semi-fictional representation of your ideal customer based on research and data about your existing customers.

C

  • A clear instruction in an email or landing page that tells the recipient exactly what step to take next.

  • CAN-SPAM ActEmail intelligence

    A United States law that sets rules for commercial email, establishes requirements for commercial messages, and gives recipients the right to opt out.

  • Catch-All EmailEmail intelligence

    A mail server configuration that accepts all emails sent to any address at a domain, regardless of whether the specific mailbox exists.

  • CCPAEmail intelligence

    The California Consumer Privacy Act, a state-level data privacy law giving California residents rights over their personal information.

  • Churn RateFormulas and metrics

    The percentage of customers or subscribers who stop using a product or service during a given time period.

  • Click-through Rate (CTR)Formulas and metrics

    The ratio of clicks on a specific link to the number of total users who view a page. Find out how to calculate CTR.

  • Closing RatioFormulas and metrics

    A measure of your sales team's efficiency showing the proportion of closed sales to the number of all sales efforts. Find out ways to improve closing ratio.

  • Cold CallingCold outreach

    The practice of making unsolicited phone calls to potential customers who have not previously expressed interest in your offering.

  • Cold EmailCold outreach

    An unsolicited email sent to a prospect with no prior relationship to initiate a business conversation.

  • Cold OutreachCold outreach

    The process of contacting potential customers who haven't interacted with your business before through email, phone, or social media.

  • Company EnrichmentData enrichment

    The process of augmenting company records with firmographic data such as industry, employee count, revenue, and technology stack.

  • Contact EnrichmentData enrichment

    The process of adding detailed personal and professional information to a contact record, such as job title, phone number, and social profiles.

  • Conversion RateFormulas and metrics

    The formula for determining the ratio of sales or conversions per visitor. It can also refer to any action made by visitors.

  • Cost Per Click (CPC)Formulas and metrics

    A web marketing method used to draw target traffic to web pages. Find out how to calculate CPC and its types in this guide.

  • Cost Per Impression (CPM)Formulas and metrics

    Cost per impression (CPM) is the cost one will pay for each thousand ad impressions. Find out how to calculate CPM.

  • A software platform that manages all interactions and data related to prospects and customers throughout the sales process.

  • The total cost of acquiring a new customer, including all sales and marketing expenses divided by the number of customers acquired.

  • Customer Lifetime Value (CLV)Formulas and metrics

    The total revenue a business can expect from a single customer account over the entire duration of their relationship.

D

  • Data DecayData enrichment

    The gradual degradation of data accuracy over time as contact information, job titles, and company details become outdated.

  • Data EnrichmentData enrichment

    The process of enhancing raw data with additional context and attributes from external sources to improve its accuracy and usefulness.

  • Data HygieneData enrichment

    The ongoing process of maintaining clean, accurate, and up-to-date information in your databases and CRM systems.

  • Disposable EmailEmail intelligence

    A temporary email address created for short-term use, often to avoid sharing a real email address.

  • DKIMEmail intelligence

    An email authentication method that uses cryptographic signatures to verify that a message has not been altered in transit.

  • DMARCEmail intelligence

    An email authentication policy that tells receiving servers how to handle messages that fail SPF and DKIM checks.

  • Domain ReputationEmail intelligence

    A score assigned to your sending domain by email providers that determines whether your emails reach the inbox or get filtered.

  • Domain SearchLead generation

    A prospecting technique that discovers all known email addresses associated with a specific company domain name.

  • Double Opt-InEmail intelligence

    A two-step email subscription process where users confirm their signup by clicking a verification link sent to their email address.

  • Drip CampaignCold outreach

    An automated email sequence that sends pre-written messages to prospects at scheduled intervals to nurture them through the sales funnel.

E

  • Email APIData enrichment

    A programming interface that allows applications to send, receive, or manage email functionality programmatically.

  • Email AuthenticationEmail intelligence

    A set of protocols that verify the identity of an email sender to prevent spoofing and improve deliverability.

  • Email BlacklistEmail intelligence

    A real-time database of IP addresses or domains identified as sources of spam, used by email providers to block unwanted messages.

  • Email ComplianceEmail intelligence

    The adherence to laws, regulations, and best practices governing the sending of commercial email communications.

  • Email DeliverabilityEmail intelligence

    The ability of an email to successfully reach the recipient's inbox without being blocked or filtered as spam.

  • Email EnrichmentData enrichment

    The process of enhancing basic email data with additional information such as name, job title, company, and social profiles.

  • Email FinderLead generation

    A tool that discovers professional email addresses for specific individuals or companies using name, domain, and other identifying information.

  • Email FooterCold outreach

    The bottom section of an email that typically contains contact information, unsubscribe links, legal disclaimers, and company details.

  • Email HeaderEmail intelligence

    The technical metadata at the top of an email message containing routing information, sender details, and authentication records.

  • Email List BuildingLead generation

    The process of collecting and compiling email addresses of potential customers for marketing and sales outreach purposes.

  • Email PatternEmail intelligence

    The standard format a company uses to construct employee email addresses, such as first.last@company.com.

  • The practice of tailoring email content to individual recipients based on their specific attributes, behavior, and context.

  • Email SegmentationEmail intelligence

    The practice of dividing an email list into smaller, targeted groups based on shared characteristics to deliver more relevant messaging.

  • Email SequenceCold outreach

    A series of pre-written, automated emails sent to a prospect over time to nurture engagement and drive a response.

  • Email TemplateCold outreach

    A pre-written email structure that can be customized and reused across multiple prospects to streamline outreach.

  • Email TrackingCold outreach

    Technology that monitors recipient interactions with emails, including opens, clicks, and replies, to measure engagement.

  • Email ValidationEmail intelligence

    The process of verifying that an email address is correctly formatted, exists, and is capable of receiving messages.

  • Email VerifierEmail intelligence

    A tool that checks whether an email address is valid, active, and capable of receiving messages before you send to it.

  • Email Warm-upCold outreach

    The gradual process of increasing email sending volume from a new or dormant domain to establish a positive sender reputation.

  • Email WhitelistEmail intelligence

    A list of approved senders whose emails are trusted and allowed to bypass spam filters to reach the recipient's inbox.

F

  • FirmographicsData enrichment

    Descriptive attributes of a company such as industry, size, revenue, and location used to segment and target business prospects.

  • Follow-Up EmailCold outreach

    An email sent after an initial outreach message to re-engage a prospect who has not yet responded.

G

  • GDPREmail intelligence

    The European Union's General Data Protection Regulation, a comprehensive data privacy law that governs how organizations collect, process, and store personal data.

I

  • A detailed description of the type of company that would benefit most from your product and is most likely to become a long-term customer.

  • Inbound SalesSales management

    A sales methodology where reps engage with prospects who have already shown interest by interacting with your content or brand.

  • Intent DataLead generation

    Behavioral signals that indicate a prospect or company is actively researching or considering a purchase in your product category.

L

  • Lead GenerationLead generation

    The process of identifying and attracting potential customers who have shown interest in your product or service.

  • Lead NurturingSales funnel

    The process of developing relationships with prospects through targeted content and communication until they are ready to buy.

  • Lead ScoringSales funnel

    A methodology for ranking prospects based on their perceived value and likelihood to convert into paying customers.

  • LinkedIn OutreachCold outreach

    The practice of using LinkedIn to connect with and engage potential customers through direct messages and content interaction.

M

  • Mailbox VerificationEmail intelligence

    The process of confirming that a specific email mailbox exists, is active, and can accept incoming messages.

  • A lead that has demonstrated enough interest through marketing engagement to be considered a potential sales opportunity.

  • The predictable total revenue a subscription business expects to earn each month from all active subscribers.

  • MX RecordEmail intelligence

    A DNS record that specifies the mail server responsible for receiving email on behalf of a domain.

N

  • Net Promoter Score (NPS)Formulas and metrics

    A customer loyalty metric that measures how likely customers are to recommend your product or service to others on a scale of 0 to 10.

O

  • Objection HandlingSales management

    The process of addressing a prospect's concerns or hesitations during a sales conversation to move the deal forward.

  • Open RateFormulas and metrics

    The percentage of recipients who open a delivered email, used to gauge the effectiveness of subject lines and sender reputation.

  • Opt-InEmail intelligence

    The process by which a person actively agrees to receive email communications from a business or organization.

  • Outbound SalesSales management

    A proactive sales approach where reps initiate contact with potential customers through cold outreach and targeted prospecting.

P

  • Pain PointSales funnel

    A specific problem or challenge that a prospect experiences which your product or service can address.

  • Pipeline VelocityFormulas and metrics

    A metric that measures the speed at which deals move through the sales pipeline and generate revenue.

  • Pixel TrackingCold outreach

    A method of tracking email opens by embedding a tiny invisible image in an email that sends a signal when loaded by the recipient.

  • ProspectingLead generation

    The process of identifying and reaching out to potential customers who may be interested in your product or service.

Q

  • Sales QuotaSales management

    A specific revenue or activity target assigned to a salesperson or team within a defined time period.

R

  • Response RateFormulas and metrics

    The percentage of recipients who reply to an outreach email, indicating the effectiveness of the message and targeting.

  • Return on Investment (ROI)Formulas and metrics

    A financial metric that measures the profitability of an investment by comparing the gain to the cost.

  • A business function that aligns sales, marketing, and customer success operations to drive predictable revenue growth.

  • Reverse Email LookupData enrichment

    The process of finding information about a person or organization by searching with their email address as the starting point.

  • Role-Based EmailEmail intelligence

    An email address associated with a function or department rather than a specific individual, such as info@ or sales@.

S

  • Sales AutomationSales management

    The use of software to automate repetitive sales tasks such as email outreach, follow-ups, data entry, and lead routing.

  • Sales CadenceCold outreach

    A structured sequence of multi-channel touchpoints used to engage prospects over a defined period.

  • Sales CycleSales management

    The complete process and timeline from first contact with a prospect to closing the deal.

  • A sales team member focused on outbound prospecting and qualifying leads before passing them to account executives.

  • Sales EnablementSales management

    The strategic process of providing sales teams with the tools, content, and training they need to effectively engage buyers and close deals.

  • Sales FunnelSales funnel

    A model representing the stages a prospect passes through from initial awareness to becoming a paying customer.

  • Sales PipelineSales funnel

    A visual representation of where prospects are in the sales process, from initial contact to closed deal.

  • A prospect that has been vetted by both marketing and sales and is deemed ready for direct sales engagement.

  • Sales TerritorySales management

    A defined geographic area, industry segment, or account group assigned to a specific salesperson or team for prospecting and selling.

  • Sender ReputationEmail intelligence

    A score assigned to an email sender by internet service providers that determines whether messages are delivered to the inbox or filtered as spam.

  • Sender ScoreEmail intelligence

    A numerical rating that reflects the trustworthiness of an email sender's IP address or domain, influencing inbox placement.

  • SMTP CheckEmail intelligence

    A verification method that communicates with a mail server to confirm whether a specific email address exists and can receive messages.

  • Social SellingGrowth strategies

    A sales methodology that uses social media platforms to find, engage, and nurture relationships with prospective buyers.

  • Spam FilterEmail intelligence

    An automated system that detects and blocks unsolicited or malicious emails before they reach the recipient's inbox.

  • SPF RecordEmail intelligence

    A DNS record that specifies which mail servers are authorized to send email on behalf of a domain.

  • Subject LineCold outreach

    The text displayed in the recipient's inbox preview that determines whether an email gets opened or ignored.

T

  • TechnographicsData enrichment

    Data about the technology stack and software tools that a company uses, used to target prospects based on their technology choices.

  • The total revenue opportunity available for a product or service if it achieved 100% market share within its target segment.

  • Trigger EmailEmail intelligence

    An automated email sent in response to a specific action or event performed by a user or prospect.

U

  • Unsubscribe LinkEmail intelligence

    A clickable link included in email communications that allows recipients to opt out of receiving future messages from the sender.

  • Unsubscribe RateFormulas and metrics

    The percentage of email recipients who opt out of receiving future communications after opening an email.

V

  • Value PropositionSales funnel

    A clear statement that explains how your product solves a customer's problem, delivers benefits, and why they should choose you over competitors.

W

  • Warm EmailCold outreach

    An outreach email sent to a prospect who has some prior awareness of or interaction with your brand.

  • WebhookData enrichment

    An automated HTTP callback that sends real-time data from one application to another when a specific event occurs.

  • Win RateFormulas and metrics

    The percentage of sales opportunities that result in a closed deal, measuring the effectiveness of the sales process.

// quick start

Make your first call in a minute

Free account, real API key, the same endpoints Enterprise customers use.

  1. 1Create a free account25 searches a month. No card.
  2. 2Copy your key and secretFrom API keys in the dashboard.
  3. 3Call the APIPaste the request; the answer is JSON.
curl "https://api.tomba.io/v1/email-finder?domain=piedpiper.com&first_name=Richard&last_name=Hendricks" \
  -H "X-Tomba-Key: $TOMBA_API_KEY" \
  -H "X-Tomba-Secret: $TOMBA_SECRET_KEY"
Response
200 OK· 1 search credit
{
  "data": {
    "email": "richard@piedpiper.com",
    "first_name": "Richard",
    "last_name": "Hendricks",
    "full_name": "Richard Hendricks",
    "website_url": "piedpiper.com",
    "company": "Pied Piper",
    "pattern": "{first}",
    "department": "executive",
    "type": "personal",
    "position": "CEO",
    "country": "US",
    "gender": "male",
    "twitter": null,
    "linkedin": "https://www.linkedin.com/in/richard-hendricks",
    "score": 100,
    "accept_all": false,
    "phone_number": true,
    "verification": {
      "date": "2025-01-15T10:32:00+01:00",
      "status": "valid"
    },
    "sources": [
      {
        "uri": "https://piedpiper.com/blog/engineering",
        "website_url": "piedpiper.com",
        "extracted_on": "2024-06-01T09:14:07+01:00",
        "last_seen_on": "2025-01-10T17:02:44+01:00",
        "still_on_page": true
      }
    ],
    "phone_data": []
  }
}