[ thi-sawr-uhs ]
/ θɪˈsɔr əs /
noun, plural the·sau·rus·es, the·sau·ri [-sawr-ahy]. /-ˈsɔr aɪ/.
a dictionary of synonyms and antonyms, such as the online Thesaurus.com.
any dictionary, encyclopedia, or other comprehensive reference book.
a storehouse, repository, or treasury.
- 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.
- a dictionary of synonyms and antonyms stored in memory for use in word processing.
LEARN THE SPANISH WORDS FOR THESE COMMON ANIMALS!
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How do you say “cat” 🐈 in Spanish?
Origin of thesaurus
1730–40; <Latin thēsaurus<Greek thēsaurós ‘treasure, treasury’
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for thesaurus
The very Graduses and Thesauruses were raked for phrases to pelt me with by the tiny pedants.The Works of Charles and Mary Lamb|Charles Lamb
British Dictionary definitions for thesaurus
/ (θɪˈsɔːrəs) /
noun plural -ruses or -ri (-raɪ)
a book containing systematized lists of synonyms and related words
a dictionary of selected words or topics
rare a treasury
Word Origin for thesaurus
C18: from Latin, Greek: treasure
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012