Толковый словарь английского языка Oxford English Reference - hinge

n. & v. --n. 1 a a movable, usu. metal, joint or mechanism such as that by which a door is hung on a side post. b Biol. a natural joint performing a similar function, e.g. that of a bivalve shell. 2 a central point or principle on which everything depends. --v. 1 intr. (foll. by on) a depend (on a principle, an event, etc.) (all hinges on his acceptance). b (of a door etc.) hang and turn (on a post etc.). 2 tr. attach with or as if with a hinge. Phrases and idioms stamp-hinge a small piece of gummed transparent paper used for fixing postage stamps in an album etc. Derivatives hinged adj. hingeless adj. hingewise adv. Etymology: ME heng etc., rel. to HANG