Couplement
Pronunciation : Cou"ple*ment (kp"'l-ment)
Part of Speech : n.
Etymology : [Cf. OF. couplement.]
Definition : Defn: Union; combination; a coupling; a pair. [Obs.] Shak. And forth together rode, a goodly couplement. Spenser.
Source : Webster's Unabridged Dictionary, 1913