from The Century Dictionary and Cyclopedia
- n. In electricity, same as synchronizer, 2.
- n. An apparatus in which the principle of the revolving mirror is employed for the study of periodic phenomena.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an instrument that indicates whether two periodic motions are synchronous (especially an instrument that enables a pilot to synchronize the propellers of a plane that has two or more engines)
Sorry, no etymologies found.