polygonal shape

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a closed plane figure bounded by straight sides
• Syn:
polygon
• Hypernyms:
plane figure, two-dimensional figure
• Hyponyms:
isogon, convex polygon, concave polygon, quadrilateral, quadrangle,
tetragon, triangle, trigon, trilateral, pentagon, hexagon,
hexagon, octagon, nonagon, decagon, undecagon,
dodecagon, spherical polygon