— perturbable , adj. — perturbability , n. — perturbatious /perr'teuhr bay"sheuhs/ , adj. — perturbedly /peuhr terr"bid lee/ , adv. — perturbedness , n. — perturber, perturbator /perr"teuhr bay'teuhr/ , n. — perturbingly , adv. — perturbment , n.
/peuhr terrb"/ , v.t.
1. to disturb or disquiet greatly in mind; agitate.
2. to throw into great disorder; derange.
3. Astron. to cause perturbation in the orbit of (a celestial body).
[ 1325-75; ME perturben ( perturber ) perturbare to throw into confusion, equiv. to per- PER- + turbare to disturb; see TURBID ]
Syn. 1. trouble. 2. confuse, addle, muddle.
Ant. 1. pacify.