HEATKEYS

The authoritative Collins dictionaries now available online. Search amongst hundreds of thousands of words and expressions in Spanish, French, German, Italian, Chinese, Portuguese, Russian and synonyms dictionaries.

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

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Free Online English Dictionary & Thesaurus, translation from English to Spanish & Turkish and Spanish to English and other language resources. Conjugation dictionary. Audio pronunciation. Publisher: Cambridge Univeristy Press.

Ever seen a hashtag on Twitter, and wondered what it is all about? Now you can look it up, and cast your vote on the definitions. And if you don

Prezi is the zooming presentation editor

YouTube is a place to discover, watch, upload and share videos.

Twitter is without a doubt the best way to share and discover what is happening right now.

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

Acronym Finder: The Acronym Finder is a searchable database of over 4 million acronyms, abbreviations and meanings. Covers: common acronyms, computers, science, technology, government, telecommunications, and military acronyms.