Synonyms for meaning at Thesaurus.com with free online thesaurus, antonyms, and definitions. Find descriptive alternatives for meaning. Find another word for meaning. Learn more. antonym definition: 1. a word that means the opposite of another word: 2. a word that means the opposite of another…. 71 synonyms of meaning from the Merriam-Webster Thesaurus, plus 124 related words, definitions, and antonyms. Meaning: the idea that is conveyed or intended to be conveyed to the mind by language, symbol, or action.