COUPLING n.
hich connects the ends of a belt; a car coupling, which connects the cars in a train; a shaft coupling, which connects the ends of shafts. Box coupling, Chain coupling. See under Box, Chain. -- Coupling box, a coupling shaped like a journal box, for clamping together the ends of two shafts, so that they may revolve to…
COURTESY n.
d trust thy honest-offered courtesy, With oft is sooner found in lowly sheds, With smoky rafters, than in tapestry walls And courts of princes, where it first was named, And yet is most pretended. Milton. Pardon me, Messer Claudio, if once more I use the ancient courtesies of speech. Longfellow.
CROSS a.
a transept; the lateral divisions of a cruciform church. -- Cross axie. (a) (Mach.) A shaft, windlass, or roller, worked by levers at opposite ends, as in the copperplate printing press. (b) A driving axle. with cranks set at an angle of 90º with each other. -- Cross bedding (Geol.), oblique lamination of horizontal…