HEATKEYS

Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.

Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

Vocabulary.com helps you learn new words, play games that improve your vocabulary, and explore language.

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

Yu-Gi-Oh! is a database on Konami's Yugioh, with articles on trading cards and games, GX and 5D's season, God Cards, card decks, and characters.

Nature - the world

The Official Web Site of Allegheny County

MIT is devoted to the advancement of knowledge and education of students in areas that contribute to or prosper in an environment of science and technology.

eLife is a researcher-driven collaboration whose first aim is to publish a journal for the most influential discoveries in life and biomedical sciences.