Explore websites and services for encyclopedias & reference.
Search the National Library of Korea’s holdings and use advanced-search tools and search-method guidance. Browse by material type or subject, use multilingual input, and follow links to resources such as the national union catalogue, web archive, and national bibliography LOD.
reference is a service for A Farewell to Ask.com | 30 Years of Curiosity. It highlights It also features "To the millions who asked...", We are deeply grateful to the brilliant engineers, designers, and teams who built and supported Ask over the decades. And to you—the millions of users who turned to us for answers in a rapidly changing world—thank you for your endless curiosity, your loyalty, and your trust..
encyclopedia provides information, content, and online features related to education and research for its users.
britannica is a service for Encyclopedia Britannica. It highlights Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.
wolframalpha is a service for Wolfram|Alpha: Computational Intelligence. It highlights Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, engineering, mathematics, linguistics, sports, finance, music…
wiktionary provides information, content, and online features related to education and research for its users.
merriam-webster is a service for America's Most Trusted Dictionary. It highlights Find definitions for over 300,000 words from the most authoritative English dictionary. Continuously updated with new words and meanings.
factmonster provides information, content, and online features related to education and research for its users.
oxfordreference is a service for Oxford Reference - Answers with Authority. It highlights Oxford Reference - Answers with Authority It also features Oxford Reference , Answers With Authority, A Dictionary of Geography (6 ed.), Discover the best of Oxford University Press's reference titles on a dynamic digital platform.
dictionary is a service for Meanings & Definitions of English Words | Dictionary.com. It highlights The world's leading online dictionary: English definitions, synonyms, word origins, example sentences, word games, and more. A trusted authority for 25+ years!
