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edge noun

  /ɛd͡ʒ/
  • (geometry) A one-dimensional face of a polytope. In particular, the joining line between two vertices of a polygon; the place where two faces of a polyhedron meet.
 際, 辺, 縁, 端
  • (also, figuratively) The thin cutting side of the blade of an instrument, such as an ax, knife, sword, or scythe; that which cuts as an edge does, or wounds deeply, etc.
 刃
leading edge
前縁, 最先端
water's edge
水際
cutting edge
先端
trailing edge
後縁
on edge
神経質な
directed edge
弓
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