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The meaning of NOISE is sound; especially : one that lacks an agreeable quality or is noticeably unpleasant or loud. How to use noise in a sentence.

NOISE definition: sound, especially of a loud, harsh, or confused kind. See examples of noise used in a sentence.

Feb 6, 2026 · Sound waves are vibrations of air molecules carried from a noise source to the ear. Sound is typically described in terms of the loudness (amplitude) and the pitch (frequency) of the …

NOISE meaning: 1. a sound or sounds, especially when it is unwanted, unpleasant, or loud: 2. any bad change in a…. Learn more.

In physical acoustics, noise often results from irregular or unwanted vibrations transmitted through a medium. [3] Prolonged exposure to loud noise can lead to hearing loss, a condition called deafness.

Define noise. noise synonyms, noise pronunciation, noise translation, English dictionary definition of noise. n. 1. a. Sound or a sound that is loud, unpleasant, unexpected, or undesired. b. Sound or a …