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| the·sau·rus [ thə sáwrəss ] (plural the·sau·ri [ thə sáw r ] or the·sau·rus·es) |
noun |
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| Definition: |
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1. book of word groups: a book that lists words related to each other in meaning, usually giving synonyms and antonyms
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2. book of subject-related vocabulary: a dictionary of words relating to a specific subject
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3. treasury: a place in which valuable things are stored
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| [Early 19th century. Via Latin, "treasury" < Greek thēsauros "storehouse"] |