Reference meaning
perturbation
Last updated
an unhappy and worried mental state
Related source terms
Other meanings
2. noun
(physics) a secondary influence on a system that causes it to deviate slightly
3. noun
activity that is a malfunction, intrusion, or interruption
4. noun
a disposition that is confused or nervous and upset
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 14403282-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.