TETRAGON

Pronunciation (US): (GB):

Meaning:

A four-sided polygon

Synonyms:

quadrangle; quadrilateral; tetragon

Classified under:

Nouns denoting two and three dimensional shapes

Hypernyms ("tetragon" is a kind of...):

polygon; polygonal shape (a closed plane figure bounded by straight sides)

Hyponyms (each of the following is a kind of "tetragon"):

parallelogram (a quadrilateral whose opposite sides are both parallel and equal in length)

trapezium (a quadrilateral with no parallel sides)

trapezoid (a quadrilateral with two parallel sides)

Derivation:

tetragonal (of or relating to or shaped like a quadrilateral)