Add to Chrome

perturbation

Perturbation is a 12 letter word which starts with the letter P and ends with the letter N for which we found 2 definitions.

Definition
(n.) The act of perturbing or the state of being perturbed; esp. agitation of mind.
(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.
Words by number of letters: