English edit

 
Polyabolos of order 1, 2, 3, and 4.

Etymology edit

Blend of poly- +‎ diabolo, from the resemblance of a diabolo in cross-section to two right isosceles triangles joined at the vertices of their right angles.

Noun edit

 
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polyabolo (plural polyabolos or polyaboloes)

  1. (geometry) A polyform made by joining right isosceles triangles edge to edge in various arrangements.

Synonyms edit