perturbation

1. n. The act of perturbing, or the state of being perturbed; esp., agitation of mind. Source: opted

2. n. A disturbance in the regular elliptic or other motion of a heavenly body, produced by some force additional to that which causes its regular motion; as, the perturbations of the planets are caused by their attraction on each other. Source: opted

3. n. an unhappy and worried mental state Source: wordnet

4. n. (physics) a secondary influence on a system that causes it to deviate slightly Source: wordnet

5. n. activity that is a malfunction, intrusion, or interruption Source: wordnet

6. n. a disposition that is confused or nervous and upset Source: wordnet

7. n. the act of causing disorder Source: wordnet

8. 1. The act of perturbing, or the state of being perturbed; esp., agitation of mind. 2. (Astron.) A disturbance in the regular elliptic or other motion of a heavenly body, produced by some force additional to that which causes its regular motion; as, the perturbations of the planets are caused by their attraction on each other. Newcomb. Source: webster

9. A disturbance in the regular elliptic or other motion of aheavenly body, produced by some force additional to that which causesits regular motion; as, the perturbations of the planets are causedby their attraction on each other. Newcomb. Source: adambom

10. n:100 n. (physics) a secondary influence on a system that causes it to deviate slightly n. activity that is a malfunction, intrusion, or interruption n. a disposition that is confused or nervous and upset Source: ecdict

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