Definitions of knife edge [ɪvz]

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Definition of 'knife edge'

Random House Webster's College Dictionary

1. (n.) knife edge
the cutting edge of a knife.

2. knife edge
anything with a sharp edge.

3. knife edge
a wedge on the fine edge of which a scale beam, pendulum, or the like, balances or oscillates.

Etymology: (1810–20)

Definition of 'knife edge'

Princeton's WordNet

1. (noun) knife-edge
a narrow boundary
"he lived on a knife-edge between genius and insanity"

2. (noun) knife edge, cutting edge
the sharp cutting side of the blade of a knife

'knife edge' - Nearby Entries
knickknack knickknackery knife blade knife edge knife fight knife-edge knife-handle

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