HEATKEYS

The web

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.

Complete, up-to-date, mineral database containing 4,714 mineral species descriptions and comprehensive picture library of images. These data are linked to mineral tables by crystallography, chemical composition, physical and optical properties, Dana ...

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.

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

Memidex is a free online dictionary and thesaurus with extensive cross-referencing, complete inflections, simple interface, and frequent updates. It

Society for the advancement of mineralogy, crystallography, geochemistry, and petrology, and promotion of their uses in other sciences, industry, and the arts.

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.

Wordnik: Dictionary Definitions and Example Sentences

YourDictionary is a free online dictionary that offers definition search from Webster's dictionary for word meanings and thesaurus. Use this dictionary search as a crossword or scrabble dictionary. Also find legal dictionary, technical words, glossar...