- 1. 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. Source: opted
- 2. n. a narrow boundary Source: wordnet
- 3. 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. Knife-edge file. See Illust. of File. Source: webster
- 4. n:100 n. a narrow boundary Source: ecdict
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pieceacuteangleaxisbeamboundaryedgefilefrictionleastmotionnarrowoscillatependulumpossiblerequiredrestingscaleservingsharpenedsmoothsteelsurfacesee
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