Dictionary and Thesaurus

Definition of Perturbation

• (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.

Synonyms of Perturbation

• Disturbance
• Upset
• Disturbance
• Fluster
• Disruption

Antonyms of Perturbation

Homophones of Perturbation