knife-edge


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knife-edge

(nīf′ĕj′)
n.
1. A sharp cutting edge.
2. A sharp, narrow edge or border: "saying lines that teeter on the knife-edge between literature and lunacy" (Vincent Canby).
3. A wedge of metal used as a low-friction fulcrum for a balancing beam or lever.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.knife-edge - a narrow boundary; "he lived on a knife-edge between genius and insanity"
limit, bound, boundary - the greatest possible degree of something; "what he did was beyond the bounds of acceptable behavior"; "to the limit of his ability"
References in classic literature ?
It is the knife-edge moment 'twixt time and eternity.
From above came one thin knife-edge of sunshine, and fifteen feet over our heads one saw the tops of the reeds swaying against the deep blue sky.
At one place it ran along the crest of a ridge that was no more than a knife-edge.
Mentally, I think we turned up and thought it was going to be a walkover, but it ended up being on a knife-edge.
One of the main advantages over clip-on extensometer methods says the company, is that the UVX-Flexi system avoids the problem of knife-edge slippage, where the knife-edges can potentially cut into a specimen and induce a failure point.
A structured fully randomized field test was implemented with two factors: loading method (high speed blowing and conveyor fed) and bit type (carbide hammer bits and knife-edge bits).
The Madness of July is a knife-edge spy thriller novel.
One of its advantages over clip-on extensometers is that the Video Gauge avoids the problem of knife-edge slippage where the knife edges can potentially cut into a specimen and induce a failure point.
They are going from day-to-day quite stable but they are on a knife-edge.
It's fair to say that tonight's Arsenal-Milan tie isn't balanced on a knife-edge.
Ever since I have been at the club, there has not been a lot between the two teams and Old Firm games are on a knife-edge.
Mark Cahill, Manpower's managing director, said: "The 2012 jobs market sits on a knife-edge.