1. To disturb; to agitate; to vex; to trouble; to disquiet. Ye that . . . perturb so my feast with crying. Chaucer.
2. To disorder; to confuse. [R.] Sir T. Browne.
PERTURBABILITY
Per*turb`a*bil"i*ty, n.
Defn: The quality or state of being perturbable.
PERTURBABLE
Per*turb"a*ble, a.
Defn: Liable to be perturbed or agitated; liable to be disturbed or disquieted.
PERTURBANCE
Per*turb"ance, n.
Defn: Disturbance; perturbation. [R.] "Perturbance of the mind."
Sharp.
PERTURBATE
Per"tur*bate, v. t. Etym: [From L. perturbatus, p.p.]
Defn: To perturb. [Obs.] Dr. H. More.