About

Launched in 2013, www.Definition.org aims to provide the net's most comprehensive English Dictionary, Translations, Thesaurus, Acronyms and Abbreviations, Idioms, Encyclopedia, and a Search Engine all in one.

Capabilities
  • Desktop Display
    • Brand Integrations
      Yes No
    • Sponsored Posts
      Yes No
    • Native Ads
      Yes No
    • High-Impact (Takeovers, Billboards, Overlays, Sliders, Skins)
      Yes No
    • Rich Media (Expandable & Non-Expandable)
      Yes No
  • Email
  • Mobile Display
    • Mobile Rich Media (Including Interstitials & Expandables)
      Yes No
    • Tablet Traffic
      Yes No
    • Native & Custom Mobile Executions
      Yes No
    • Requires SDK Integration
      Yes No
  • Social
  • Desktop Display, Email, Mobile Display, Social
  • CPM
  • Web Publisher
  • Headline:
    Definitions, Translations, and Word of the Day
  • Self / Managed Service:
    Managed Service
  • Industries
    Education, Entertainment, Sports
  • Key Differentiator
    www.Definition.org is completely free to use, and our website costs are supported by advertising. Right now we support English only, with many different languages rolling out over the next few months - stay tuned!
Site Traffic
  • 166 Global Rank
  • 48
    United States
  • 307 M Estimated Visits
Traffic Sources
  • Display
    61.27%
  • Direct
    20.00%
  • Referrals
    12.32%
  • Mail
    4.44%
  • Search
    1.23%
  • Social
    0.74%
Geography Breakdown
Powered by
Alexa Traffic Data
Global Rank 4,425
149
United States Rank 1,214
442
United States Page Views 94.3%
4.5%
Top Countries
Top Search Keywords
  • Current Events
  • Markets and Investments
Ad Intelligence
  • Native
    37.14%
  • Standard
    62.54%
  • Direct
    0.32%
Ads Seen Recently
19,316
Longest Running Ad
Definition.org
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Desktop
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other
Definition.org
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728x90
Definition.org
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728x90
Definition.org
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Desktop
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300x250
Definition.org
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Desktop
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728x90
Definition.org
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Mobile
Dimensions
320x50
Definition.org
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Mobile
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none
Definition.org
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Mobile
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none
Definition.org
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Desktop
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other
Definition.org
Device
Mobile
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none
Definition.org
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Desktop
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Ads.txt
Ad Exchange
Type
Publisher ID
Certification ID
rubiconproject.com
direct
17888
0bfd66d529a55807
google.com
reseller
pub-7269238500499280
f08c47fec0942fa0
nextmillennium.io
direct
15353
65bd090fa4a1e3d6
contextweb.com
reseller
560606
89ff185a4c4e857c
rhythmone.com
reseller
1059622079
a670c89d4a324e47
sonobi.com
direct
b01f34ee85
d1a215d9eb5aee9e
aralego.com
reseller
par-488a3e6bd8d997d0ed8b3bd34d8ba4b
video.unrulymedia.com
reseller
905992537
a670c89d4a324e47
rhythmone.com
reseller
905992537
a670c89d4a324e47
beachfront.com
reseller
13372
e2541279e8e2ca4d
pubmatic.com
reseller
156344
5d62403b186f2ace
definition.org advertising reaches 307M visitors across desktop and mobile web, in countries such as United States, Canada, United Kingdom, Australia, New Zealand. Pricing models they offer are CPM on channels such as Display, Email, Mobile, Social Advertising on definition.org will allow you to reach consumers in industries or verticals such as Education, Sports, Entertainment.

They have advertising & marketing contacts listed on Kochava. According to their Ads.txt, definition.org inventory partners include: rubiconproject.com, google.com, nextmillennium.io, contextweb.com, rhythmone.com, sonobi.com, aralego.com, video.unrulymedia.com, beachfront.com, pubmatic.com, advertising.com, synacor.com, spotx.tv, spotxchange.com, indexexchange.com, engagebdr.com, my6sense.com, appnexus.com, revcontent.com, smartadserver.com, telaria.com, tremorhub.com, freewheel.tv, openx.com, sekindo.com, yahoo.com, onetag.com, emxdgt.com, aol.com, adtech.com, 33across.com, bizzclick.com, lijit.com, sovrn.com, infolinks.com, teads.tv, loopme.com, smaato.com, risecodes.com, ironsrc.com, conversantmedia.com, ucfunnel.com, districtm.io, supply.colossusssp.com, adform.com, didna.io, vidazoo.com, lkqd.net, kargo.com, undertone.com, yieldmo.com, aps.amazon.com, vindicosuite.com, vhbx.co, springserve.com, gumgum.com, chocolateplatform.com, vdopia.com, aniview.com, playbuzz.com, avantisvideo.com, facebook.com, coxmt.com, sharethrough.com, media.net, improvedigital.com, adyoulike.com, pubnative.net, xad.com, admanmedia.com, nativo.com, connatix.com, lkqd.com, outbrain.com, criteo.com, bidtellect.com, taboola.com, themediagrid.com, ad.plus, 1rx.io, tribalfusion.com, exponential.com, aolcloud.net, triplelift.com.

definition.org works with Advertising technology companies such as AppNexus, Google Publisher Tag, DoubleClick.Net, AdBlade Embed, Adblade, Taboola, Google Adsense, MyBuys MyAds, Chango, ContextWeb, Magnetic, The Trade Desk, Openads/OpenX, Turn, Pubmatic, AudienceScience, Adform, SiteScout, Rocket Fuel, AdGear, Burst Media, Index Exchange, Dstillery, Komoona, Criteo, Tapad, AcuityAds, Advertising.com, DemDex, Drawbridge, RealVu, Experian, YieldBot, Pubfood, ADTECH, Sonobi, IponWeb BidSwitch, RhythmOne, Videology, Connexity, BounceX, Facebook Custom Audiences, Twitter Ads, Yahoo Small Business, Conversant, Evidon, Adconion, BlueKai DMP, SpotXchange, Simpli.fi, BlueKai, Atlas, Adap.TV, DoubleVerify, RevContent, Adify, Digilant, Header Tag by Index Exchange, Yahoo Ad Sync, Eye View Digital, RadiumOne, Tribal Fusion, AdRoll, Sonobi Direct, Sovrn Direct, Amazon Direct, ContextWeb Direct, Fyber Reseller, AOL Direct, PubMatic Direct, Google Direct, Lijit Direct, Exponential Direct, ContextWeb Reseller, AppNexus Reseller, Ads.txt, Taboola Direct, SpotXChange Reseller, PubMatic Reseller, RhythmOne Direct, Tremor Video Reseller, OpenX Direct, Taboola Reseller, DistrictM Direct, Google Reseller, RubiconProject Reseller, Facebook Direct, ORC International Direct, AppNexus Direct, AOL Reseller, Beeswax, Facebook Audience Network, Outbrain Direct, LKQD Reseller, GumGum, Adobe Audience Manager Sync, Comet Cox Media Direct, OpenX Reseller, Outbrain Reseller, FreeWheel Reseller, Comet Cox Media Reseller, Facebook Reseller, GetIntent, Adhigh, IndexExchange Reseller, IndexExchange Direct, Sovrn, Media.net, Eyeota, StackAdapt, Visible Measures, Bidtellect, Rubicon Project, eXelate, TripleLift, Sekindo, Nexage, Snap Pixel, Exponential, SkimLinks, Yield Manager, StickyAds TV, Perfect Market, Outbrain, Amazon Ad System, Amazon Associates, Narrative, CogoCast, eyeReturn, Teads, RUN Ads, Vidible, Clickagy, ShareThrough Direct, Prebid, Converstand Media Direct, SmartAdServer Reseller, RubiconProject Direct, GumGum Reseller, Avocet, Integral Ad Science, VINDICO, Research Now, Specific Media, Google AdSense Integrator, Retargetly, DoubleClick Bid Manager, 161Media, Aggregate Knowledge, DynAdmic, Teads Reseller, Triple Lift Direct, RhythmOne Reseller, Media.net Direct, AvantisVideo Direct, Media Innovation Group, Sovrn Reseller, Lijit Reseller, GumGum Direct, Bidtellect Reseller, Criteo Direct, 33 Across Reseller, ORC International Reseller, Datonics, Yieldmo Direct, bRealtime, Nativo, Connatix Direct, Telaria Reseller, Beachfront Reseller, AdMan Reseller, Nativo Direct, DistrictM Reseller, SpringServe Reseller, Vhbx Reseller, Vidazoo Reseller, Aniview Reseller, Improve Digital Reseller, Yieldmo, Yahoo Direct, LoopMe Reseller, Vidazoo Direct, Synacor Reseller, Adform Reseller, Smaato Reseller, AdYouLike Reseller, 33 Across Direct, Yahoo Reseller, SmartAdServer Direct, ad.plus Reseller, The MediaGrid Direct, One By AOL, SpotXChange Direct, Telaria Direct, Tremor Video Direct, Chocolate Reseller, Yieldmo Reseller, Outbrain Pixel, Google Remarketing, Zemanta Pixel, Powerlinks, AdMan Direct, FreeWheel Direct, ucfunnel Reseller, Sonobi Reseller, Infolinks Direct, Revcontent Direct, Sekindo Direct, Primis Direct, Teads Direct, my6sense Reseller, OneTag Reseller, ShareThrough Reseller, Roku, Connatix, Connatix Video Player, Next Millenium Direct, OneTag Direct, Undertone Direct, Smaato Direct, Sharethrough, EMX, Adform Direct, ucfunnel Direct, Rich Audience Direct, AdYouLike Direct, Between Digital Direct, Between Digital Reseller, Tap Native, comScore Activation, SmartyAds Direct, Synacor Direct, Converstand Media Reseller, Media.net Reseller, Consent Management Platform API v 2.0, Amazon Transparent Ad Marketplace, vidoomy Reseller, Triple Lift Reseller, AdOn Network, Google Adsense for Domains, Viralize Direct, Rich Audience Reseller, Pushy, The MediaGrid Reseller, adtelligent Direct, Consumable Direct, StreamRail Direct, vidoomy Direct, Amazon Reseller, StreamRail Reseller, Undertone Reseller.