12-Letter Words Containing: O,N,C,H,I,E,S

• operating in unison

• 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)

• make synchronous and adjust in time or manner

• happen at the same time

• make (motion picture sound) exactly simultaneous with the action

• arrange or represent events so that they co-occur

• operate simultaneously

• cause to indicate the same time or rate

• asexual reproduction by multiple fission; characteristic of many sporozoan protozoans

• an antimalarial drug used to treat malaria and amebic dysentery and systemic lupus erythematosus

• a poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tract

• the branch of physiology that studies the circulation of the blood and the forces involved

• (music) brilliance of display (as in the performance of music)

• the craft of making fireworks

• a building where foodstuffs are processed and packed

• a plant where livestock are slaughtered and processed and packed as meat products