perturber
nounEtymology From perturb + -er.
1
One who or that which perturbs.
- The queen forgot the dignity of her station and the softness of her sex, and, in language more fit for the markets than the court, called him rogue, and traitor, and perturber of the public peace; […]1836, George Payne Rainsford James, Lives of the Most Eminent Foreign Statesmen:
2
Natural sciences, Physical sciences, Physics A source of perturbation.
- This moon is a significant perturber.
- Related terms
- perturb, perturbation