13-Letter Words Containing: _CHR

• the relation that exists when things occur at the same time

• an adjustment that causes something to occur or recur in unison

• coordinating by causing to indicate the same time

• remove color from

• 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)

• (of light or other electromagnetic radiation) composed of more than one wavelength

• having or exhibiting many colors

• the relation that exists when things occur at the same time

• an automotive system for shifting gears in which the gears revolve at the same speed and so shift smoothly

• a hygrometer consisting of a dry-bulb thermometer and a wet-bulb thermometer; their difference indicates the dryness of the surrounding air