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Definition of Knife-edge
1. Noun. A narrow boundary. "He lived on a knife-edge between genius and insanity"
Definition of Knife-edge
1. Noun. 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. ¹
2. Noun. (figuratively) A finely balanced situation that could go either way. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Knife-edge
Literary usage of Knife-edge
Below you will find example usage of this term as found in modern and/or classical literature:
1. Mechanics: A Textbook for Engineers by James Ellsworth Boyd (1921)
"When the third knife-edge, which weighs 0.45 pound, rests on a platform ...
The plate is supported on a knife-edge 0.1 inch from the left edge and on a ..."
2. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1921)
"Göttingen uses for small balances generally) is indicated.1 lu all balances the
axis of rotation is realised in a straight knife-edge ground to a prism of ..."
3. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General by Thomas Spencer Baynes (1888)
"Supposing such a balance were charged with F — p', + p' from tie left, and P" —
p", + p" from the right knife-edge,—and it is clear that in this'case also ..."
4. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1912)
"A plane bearing necessarily involves an arrestment so constructed that, besides
doing its primary duty, it assigns to each point of the central knife-edge a ..."
5. Proceedings of the Royal Society of Victoria by Royal Society of Victoria (Melbourne, Vic.), Royal Society of Victoria (1894)
"of an inch thick, but that a decent steel knife-edge is not ... the advantage of
transferring the stress, from the knife-edge to the rod is at once evident. ..."
6. Johnson's Materials of Construction by John Butler Johnson, Morton Owen Withey, James Aston (1919)
"31 shows a form of crossed knife-edge suspension which has been successfully ...
A Crossed Knife- edge Suspension for Testing Concrete Cylinder in Tension. ..."
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