coupling
121Chain coupling — Coupling Coup ling ( l?ng), n. 1. The act of bringing or coming together; connection; sexual union. [1913 Webster] 2. (Mach.) A device or contrivance which serves to couple or connect adjacent parts or objects; as, a belt coupling, which connects …
122fixed coupling — coupling in which the premature heart beats follow the preceding normal beats at identical intervals …
123variable coupling — coupling in which the interval between extrasystoles and the sinus beats preceding them is not constant …
124coupling capacitor — Electronics. See blocking capacitor. * * * …
125coupling agent — a substance used to coat filler particles in a resin matrix composite so that the particles bind to the resin matrix …
126coupling nut — ring which screws onto the barrel of an uzzi sub machine gun …
127coupling constant — noun Physics a constant representing the strength of the interaction between a particle and a field …
128coupling rod — noun a rod which couples the driving wheels of a locomotive, enabling them to act as a unit …