- the cutting edge of a knife.
- anything very sharp.
- a wedge on the fine edge of which a scale beam, pendulum, or the like, balances or oscillates.
Origin of knife edge
Related Words for knife edgepleat, layer, convolution, corrugation, bend, cockle, gathering, ridge, overlap, ruck, crimp, ruffle, plication, ply, wrinkle, lap, furrow, circumvolution, gather, pucker
Examples from the Web for knife edge
Historical Examples of knife edge
A touch of a knife-edge to the rope, and the girl would be saved.Out of the Depths
Robert Ames Bennet
Followed by another, he advanced along the knife-edge to their wounded comrade.The House of Pride
Her offered, her passive extent, in other words, was about that of a knife-edge.The Portrait of a Lady
The points of the pins serve as a knife-edge for the rocker.The Boy Mechanic, Book 2
The knife-edge is then turned forward and made to cut its way out.
- the sharp cutting edge of a knife
- any sharp edge
- a sharp-edged wedge of hard material on which the beam of a balance pivots or about which a pendulum is suspended
- a critical point in the development of a situation, process of making a decision, etc