Encyclopedia Britannica

Explore the fact-checked online encyclopedia with objective articles, biographies, videos, and images from experts.

britannica.com · 49,874

The Free Dictionary

The world's most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and specialized dictionaries.

thefreedictionary.com · 38,224

Urban Dictionary

A popular website for user-generated definitions and slang terms.

urbandictionary.com · 32,656

Time and Date

Your go-to site for time, time zones, and astronomy tools. Stay organized with free online resources. No sign-up required.

timeanddate.com · 24,378


Online dictionary with definitions from trusted sources, origins of words, example sentences, grammar tips, and more.

yourdictionary.com · 17,440


A free dictionary with over 1,000,000 entries in multiple languages

wiktionary.org · 15,891


A site offering a collection of inspirational and famous quotes by authors you know and love. Share our Quotes of the Day on the web, Facebook, Twitter, and blogs.

brainyquote.com · 14,909


The largest and most trusted database of over 4 million acronyms and abbreviations, with answers to what any abbreviation stands for. Search or filter terms across various categories.

acronymfinder.com · 13,003


A free, authoritative, and respected online encyclopedia, almanac, atlas, biographies, dictionary, and thesaurus.

infoplease.com · 12,770

World Population Review

World Population Review provides live data and projections on world population by country, along with historical information and analysis on population growth, life expectancy, and diversity.

worldpopulationreview.com · 10,537

The Old Farmer's Almanac

Your trusted source for weather forecasts, gardening tips, astronomy, and more

almanac.com · 9,501


The online etymology dictionary is the internet's go-to source for quick and reliable accounts of the origin and history of English words, phrases, and idioms.

etymonline.com · 7,027


Your ultimate guide to emoji meanings and updates.

emojipedia.org · 6,940


Explore well-researched and entertaining content on geography, science, current events, and more on WorldAtlas.com.

worldatlas.com · 6,209

OneLook Dictionary Search and Thesaurus

Online dictionary and thesaurus with a wide range of features and functionalities.

onelook.com · 5,680


The world's leading Wikipedia reader for web and mobile.

wikiwand.com · 4,368


Cost of Living Comparison and Quality of Life Index

numbeo.com · 3,660


The Web's largest and most authoritative acronyms and abbreviations resource.

abbreviations.com · 2,923


The ultimate aviation encyclopedia with a vast collection of information on aircraft from different eras.

airwar.ru · 1,432

Internet Accuracy Project

Working to improve the accuracy of reference sources we all rely on, both online and off.

accuracyproject.org · 1,275


A trusted source for extensive information on various topics such as Diabetes, Debt Management, Mortgage Interest Rate, Car Insurance, and more.

accessmylibrary.com · 848

Afghan Network iNteractive

A comprehensive source of information about Afghanistan with News, Information, Entertainment & Shopping.

afghan-network.net · 843

Namu Wiki

A collaborative wiki platform covering various topics with a dark-themed design.

namu.wiki · 837

Airline Codes Web Site

A comprehensive database of airline codes used in the aviation industry.

airlinecodes.co.uk · 613


Answers you want. Content for days. What more could you Ask for?

aj.com · 374

Abbreviation Finder

Find popular acronyms and abbreviations for various categories such as U.S. States, Asia, Africa, Business, and more for free online.

abbreviationfinder.org · 325

Acronyms and Slang

Easily find the meaning of Acronyms, Internet Slang and Abbreviations online with over 3 million definitions available.

acronymsandslang.com · 228

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