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WordReference Random House Learner's Dictionary of American English © 2024def•i•ni•tion /ˌdɛfəˈnɪʃən/USA pronunciation n. - the formal statement of the meaning of something:[countable]She wrote definitions for "quark'' and "atom.''
- the condition of being definite:[uncountable]The photograph has fine definition.
- Optics sharpness of the image formed by an optical system:[uncountable]Adjust the definition on the TV monitor.
See -fin-. WordReference Random House Unabridged Dictionary of American English © 2024def•i•ni•tion (def′ə nish′ən),USA pronunciation n. - the act of defining or making definite, distinct, or clear.
- the formal statement of the meaning or significance of a word, phrase, etc.
- the condition of being definite, distinct, or clearly outlined.
- Opticssharpness of the image formed by an optical system.
- Radio and Televisionthe accuracy of sound or picture reproduction.
- Latin dēfīnītiōn- (stem of dēfīnītiō), equivalent. to dēfīnīt(us) (see definite) + -iōn- -ion
- Old French diffinition
- Middle English diffinicioun 1350–1400
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