TONIC

An Illustrated Encyclopedic Medical Dictionary · 1894 · p. 28

adj. To2n'i2k. Gr., roviicfa (from rtivtiv, to stretch). Lat., tonic us. Fr.,tonique. G?r..tonisch. 1. Po e ing the property of maintaining or promoting the tone of the system; as a n., a drug po e ing that property. 2. Characterized by continuous contraction (said of muscular spasm). [D; a, 48.] O, no; O, not; O", whole; Th, thin; Th2, the; U, like oo in 371 [s. 631]