pivot

Universal Words noun, verb noun 1 the central point, pin or column on which sth turns or balances 2 the central or most important person or thing: West Africa was the pivot of the cocoa trade. * The pivot on which the old system turned had disappeared. verb [usually +adv./prep.] to turn or balance on a central point (= a pivot); to make sth do this: [V] Windows that pivot from a central point are easy to clean. * She pivoted around and walked out. [also VN] PHRASALVERBS pivot on / around sth (of an argument, a theory, etc.) to depend completely on sth