Nouns (8)

perturbation
n. (physics) a secondary influence on a system that causes it to deviate slightly
fluster, perturbation
n. a disposition that is confused or nervous and upset
disturbance, perturbation
n. activity that is a malfunction, intrusion, or interruption; "the term `distress' connotes some degree of perturbation and emotional upset"; "he looked around for the source of the disturbance"; "there was a disturbance of neural function"
upset, perturbation, disturbance
n. an unhappy and worried mental state; "there was too much anger and disturbance"; "she didn't realize the upset she caused me"

Verbs (0)

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Adverbs (0)

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Adjectives (0)

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