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Thesauri - 2 dictionary results

the⋅sau⋅rus

  [thi-sawr-uhs]
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–noun, plural -sau⋅rus⋅es, -sau⋅ri  [-sawr-ahy] .
1. a dictionary of synonyms and antonyms.
2. any dictionary, encyclopedia, or other comprehensive reference book.
3. a storehouse, repository, or treasury.
4. Computers.
a. an index to information stored in a computer, consisting of a comprehensive list of subjects concerning which information may be retrieved by using the proper key terms.
b. a dictionary of synonyms and antonyms stored in memory for use in word processing.
Origin:
1730–40; < L thēsaurus < Gk thēsaurós treasure, treasury
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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the·sau·rus   (thĭ-sôr'əs)   
n.   pl. the·sau·ri (-sôr'ī') or the·sau·rus·es
  1. A book of synonyms, often including related and contrasting words and antonyms.
  2. A book of selected words or concepts, such as a specialized vocabulary of a particular field, as of medicine or music.

[Latin thēsaurus, treasury, from Greek thēsauros.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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