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Noun: knife-edge  nIf ej
  1. A narrow boundary
    "he lived on a knife-edge between genius and insanity"
Noun: knife edge  nIf ej
  1. The sharp cutting side of the blade of a knife
    - cutting edge

Derived forms: knife edges, knife-edges

Type of: bound, boundary, edge, limit

Part of: blade, edge tool

Nearest

knell
Knesset
Knesseth
knickerbocker glory
knickerbockers
knickers
knickknack
knickknackery
knife
knife blade
knife edge
knife fight
knife pleat
knife thrust
knife-handle
knifelike
knight
knight bachelor
knight banneret
knight errantry