13-Letter Words Containing: _,C,E,N,O,R,S,S

• 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)

• To furnish with accessories.

• To wear or to choose accessories.

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

• 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)

• a slender tubular instrument used to examine the bronchial tubes

• Any of many cartilaginous fish of the subclass Elasmobranchii.