[ rek-tang-gyuh-ler ]
/ rɛkˈtæŋ gyə lər /


shaped like a rectangle.
having the base or section in the form of a rectangle: a rectangular pyramid.
having one or more right angles.
forming a right angle.

Origin of rectangular

1615–25; < Medieval Latin rēctangul(um) rectangle + -ar1
Related forms Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rectangular

British Dictionary definitions for rectangular


/ (rɛkˈtæŋɡjʊlə) /


shaped like a rectangle
having or relating to right angles
mutually perpendicularrectangular coordinates
having a base or section shaped like a rectangle
Derived Formsrectangularity, nounrectangularly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for rectangular



1620s, from Middle French rectangulaire (16c.) or formed in English from Latin stem of rectangle + -ar. Related: Rectangularity.

Online Etymology Dictionary, © 2010 Douglas Harper