Google Ads glossaryGoogle Ads, word by word.

    Master Google Ads terminology and strategies. From campaign setup to advanced bidding, learn the terms that help you run successful paid search campaigns.

    Browse the termsDigital Marketing Strategy questions
    The terms

    Every Google Ads term, A to Z.

    Fifteen terms, each defined in a sentence or two. Tap a letter to jump to it, or type to find a term.

    15 terms

    A

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    Ad Rank

    Determines your ad position in auction results. Calculated using your bid, Quality Score, and expected impact of extensions. Higher Ad Rank = better placement.

    See also Quality Score

    C

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    Conversion Tracking

    Measuring actions like purchases, form fills, or calls that happen after someone clicks your ad. Essential for optimization and proving ROI.

    See also ConversionsAttribution

    CPCCost-Per-Click

    The actual amount you pay for each click on your ad. Can be set manually or determined automatically through smart bidding.

    See also PPC

    G

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    Google Adsformerly AdWords

    Google’s online advertising platform where advertisers bid to display ads in Google’s search results and across their display network. The foundation of pay-per-click advertising.

    See also PPC

    I

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    Impression Share

    The percentage of impressions your ads receive compared to the total available. Low impression share means you’re missing opportunities.

    See also Impressions

    M

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    Match Types

    Control how closely a search query must match your keyword: Broad, Phrase, or Exact. Each offers different reach vs. precision tradeoffs.

    See also Keywords

    N

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    Negative Keywords

    Keywords that prevent your ad from showing for irrelevant searches. Crucial for saving budget and improving targeting precision.

    See also Keywords

    P

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    Performance Max

    An AI-powered campaign type that runs across all Google channels (Search, Display, YouTube, Gmail, Maps) from a single campaign. The future of Google Ads automation.

    See also Smart Bidding

    PPCPay-Per-Click

    An advertising model where you only pay when someone clicks your ad. It’s the core pricing model for Google Ads search campaigns.

    See also CPCGoogle Ads

    Q

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    Quality Score

    A 1-10 rating Google gives your keywords based on expected CTR, ad relevance, and landing page experience. Higher scores = lower costs and better ad positions.

    See also Ad RankCTR

    R

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    Remarketing/Retargeting

    Showing ads to people who previously visited your website or app. One of the highest-ROI tactics in digital advertising.

    See also Audiences

    Responsive Search AdsRSA

    Google’s primary search ad format where you provide multiple headlines and descriptions, and Google’s AI tests combinations to find the best performers.

    ROASReturn on Ad Spend

    Revenue generated divided by ad spend. A ROAS of 4x means you earn $4 for every $1 spent. The key metric for measuring campaign profitability.

    S

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    Search Terms Report

    Shows the actual queries people typed that triggered your ads. Essential for finding new keywords and adding negative keywords.

    See also KeywordsNegative Keywords

    Smart Bidding

    Google’s machine learning bid strategies that optimize for conversions or conversion value. Includes Target CPA, Target ROAS, and Maximize Conversions.

    Questions

    Google Ads questions, answered.

    Quick answers drawn from the terms above. For more, read the digital marketing strategy questions.

    What does “Ad Rank” mean in Google Ads?

    Determines your ad position in auction results. Calculated using your bid, Quality Score, and expected impact of extensions. Higher Ad Rank = better placement.

    What does “Google Ads” mean in Google Ads?

    Google’s online advertising platform where advertisers bid to display ads in Google’s search results and across their display network. The foundation of pay-per-click advertising.

    What does “Performance Max” mean in Google Ads?

    An AI-powered campaign type that runs across all Google channels (Search, Display, YouTube, Gmail, Maps) from a single campaign. The future of Google Ads automation.

    What does “Quality Score” mean in Google Ads?

    A 1-10 rating Google gives your keywords based on expected CTR, ad relevance, and landing page experience. Higher scores = lower costs and better ad positions.

    What does “Responsive Search Ads” mean in Google Ads?

    Google’s primary search ad format where you provide multiple headlines and descriptions, and Google’s AI tests combinations to find the best performers.

    The glossary

    The rest of the glossary.

    Twelve sections, each a page of terms in plain English. Keep turning, or open the whole glossary.

    1. All Things A.I.
    2. Analytics & Reporting
    3. Backlinks
    4. Content
    5. Google AdsYou are here
    6. Introduction to SEO
    7. Keyword Research
    8. Local SEO
    9. On-Page Optimization
    10. Search Performance Reports
    11. Technical Optimization
    12. Website Analytics
    Open the whole glossary
    Related

    Goes with these terms.

    The whole glossaryEvery section, from AI to technical SEO.Open → Digital Marketing Strategy questionsCommon questions, answered plainly.Open → AdLab paid mediaSearch and social ads, run and reported every week.Open → PPC advertisingTargeted Google and Meta ads that convert.Open → The Idea StreamEssays on search, AI and local growth.Open → Free SEO and AEO auditSee how your site scores on search and AI answers.Open →
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