The meaning of DEFINE is to determine or identify the essential qualities or meaning of. How to use define in a sentence.

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Oct 31, 2025 · definition (countable and uncountable, plural definitions) (semantics, lexicography) A statement of the meaning of a word, word group, sign, or symbol; especially, a dictionary …

Oct 31, 2025 · Pioneers in Language Reference for 200 years. Popular and trusted online dictionary with over 1 million words. Find definitions, meanings, synonyms, pronunciations, …

Read our collection of word stories detailing the etymology and semantic development of a wide range of words, including ‘dungarees’, ‘codswallop’, and ‘witch’. Access our word lists and …

A definition states the meaning of a word using other words. This is sometimes challenging. Common dictionaries contain lexical descriptive definitions, but there are various types of …