Definition of polyiamond in English:

polyiamond

noun ˌpɒlɪˈʌɪəmənd

Geometry

A planar shape formed by joining a number of identical equilateral triangles by their edges.

Origin

1960s; earliest use found in Scientific American. From poly- + iamond, by analogy, taking the d- of diamond (by an intentional false etymology) to represent either di- or duo-: compare polyabolo, polyomino, etc.

Definition of polyiamond in US English:

polyiamond

nounˌpɒlɪˈʌɪəmənd

Geometry

A planar shape formed by joining a number of identical equilateral triangles by their edges.

Origin

1960s; earliest use found in Scientific American. From poly- + iamond, by analogy, taking the d- of diamond (by an intentional false etymology) to represent either di- or duo-: compare polyabolo, polyomino, etc.

单词	polyiamond
释义	Definition of polyiamond in English: polyiamond noun ˌpɒlɪˈʌɪəmənd Geometry A planar shape formed by joining a number of identical equilateral triangles by their edges. Origin 1960s; earliest use found in Scientific American. From poly- + iamond, by analogy, taking the d- of diamond (by an intentional false etymology) to represent either di- or duo-: compare polyabolo, polyomino, etc. Definition of polyiamond in US English: polyiamond nounˌpɒlɪˈʌɪəmənd Geometry A planar shape formed by joining a number of identical equilateral triangles by their edges. Origin 1960s; earliest use found in Scientific American. From poly- + iamond, by analogy, taking the d- of diamond (by an intentional false etymology) to represent either di- or duo-: compare polyabolo, polyomino, etc.
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