polydrafter

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English[edit]

Etymology[edit]

poly- +‎ draft +‎ -er, from drafting triangle.

Noun[edit]

polydrafter (plural polydrafters)

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  1. (geometry) A polyform made by joining N-2 triangles edge to edge in various arrangements, each of these triangles being a right triangle with angles 30°, 60° and 90°.