adj
noisy
NOY-zee
adj
1
Making a loud or unpleasant sound.
"The noisy engine made it hard to hold a conversation in the car."
"Their neighbors are noisy every weekend."
2
Full of noise or commotion.
"The market was noisy and crowded on a Saturday morning."
3
Containing random variation that obscures the true signal or data.
"The dataset was too noisy to draw firm conclusions from."
How to Use Noisy
Learner’s notesIn plain EnglishFull of loud sound, or (in data/signal contexts) cluttered with random variation.
Common pairings
noisy neighbors
noisy environment
noisy data
Word Forms
noisier comparative, noisiest superlative
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Etymology
Formed from "noise" plus the adjective ending "-y."