pendulum watch

noun

(formerly) a watch having a balance wheel, especially a balance wheel bearing a fake pendulum bob oscillating behind a window in the dial.

Nearby words

pendular nystagmus, pendule, pendulous, pendulum, pendulum effect, pendulum watch, pene-, penecontemporaneous, peneios, penelope, peneplain

Origin of pendulum watch

First recorded in 1655–65

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019