Synonyms|143Antonyms|4|Broader|4Narrower|4Related|67
1
quartic
1
quartile
1
quarto(adjective, four)
1
rhombic
1
right-angled(adjective, square, equilateral)
1
sided
1
six-sided
1
square dance
1
squaring
1
tetractinal
1
tetrad
1
tetragram
1
tetravalent
1
three-sided
1
trapezohedral
1
trapezoidal
1
triangular
1
trihedral
1
triquetrous
1
two-sided
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APASmart Define. (2015). quadrilateral thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/quadrilateral/thesaurus/synonyms
ChicagoSmart Define. 2015. "quadrilateral thesaurus" https://smartdefine.org/quadrilateral/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, quadrilateral thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/quadrilateral/thesaurus/synonyms>.
MLASmart Define. "quadrilateral thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/quadrilateral/thesaurus/synonyms>