tetragon

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a four-sided polygon
• Syn:
quadrilateral, quadrangle
• Derivationally related forms:
tetragonal, quadrangular (for: quadrangle)
• Hypernyms:
polygon, polygonal shape
• Hyponyms:
parallelogram, trapezium, trapezoid

• Từ đồng nghĩa / Synonyms:
  quadrilateral, quadrangle