KNIFE-EDGE


Meaning of KNIFE-EDGE in English

( n. )

A piece of steel sharpened to an acute edge or angle, and resting on a smooth surface, serving as the axis of motion of a pendulum, scale beam, or other piece required to oscillate with the least possible friction.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.