Thesaurus

9 lettersnounmoderate

Updated June 2026

Definition

A reference book or database of words grouped together according to similarity of meaning, containing synonyms and sometimes antonyms. Essential tool for writers seeking varied vocabulary.

“I consulted a thesaurus to find a more precise word for my essay.”

Pronunciation

IPA

/θɪˈsɔːrəs/

Syllables

the·sau·rus

Related Words

Synonyms

synonym dictionaryword findervocabulary reference

Word Game Tips

🟩

Wordle

Contains 'th' cluster; multiple 's' and 'u'; Greek-origin word

🔤

Scrabble

12 points; good use of common letters in reference vocabulary

Words Related to Thesaurus

Words you can make from Thesaurus

Shorter words formed from the letters in “thesaurus”.

assure hearts shares arest arses artus asher ashes ashet ashur asset aster astre astur aures autre earsh earth easts estus eurus haets hares harst

Explore Similar Words

9-letter words starting with T 9-letter words ending with S All 9-letter words 8-letter words 10-letter words All word lists

Try These Tools

Anagram Solver Scrabble Helper Crossword Solver Spelling Bee Solver

Dictionary References

Look up thesaurus in an authoritative dictionary for full definitions, pronunciation, and etymology.

Cambridge Dictionary Merriam-Webster

Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!

Download Free