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

DEFINE definition: to state or set forth the meaning of (a word, phrase, etc.). See examples of define used in a sentence.

DEFINE meaning: 1. to say what the meaning of something, especially a word, is: 2. to explain and describe the…. Learn more.

Mar 25, 2026 · Pioneers in Language Reference for 200 years. Popular and trusted online dictionary with over 1 million words. Find definitions, meanings, synonyms, pronunciations, translations, origin …

to determine or fix the boundaries or extent of: to define property with stakes. to make clear the outline or form of: The roof was boldly defined against the sky.

define: To state the precise meaning of (a word or sense of a word, for example).

Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com - the largest and most trusted free online dictionary for learners of English. Quickly find clear definitions and audio pronunciations …

Mar 11, 2026 · Verb define (third-person singular simple present defines, present participle defining, simple past and past participle defined) To determine with precision; to mark out with distinctness; to …

1. to state or set forth the meaning of (a word, etc.). 2. to explain or identify the nature or essential qualities of; describe. 3. to specify: to define responsibilities. 4. to determine or fix the boundaries or …

define /dɪ ˈ faɪn/ verb defines; defined; defining Britannica Dictionary definition of DEFINE [+ object] 1 : to explain the meaning of (a word, phrase, etc.)