[ rek-tang-guh l ]
/ ˈrɛkˌtæŋ gəl /


a parallelogram having four right angles.

Origin of rectangle

1565–75; < Medieval Latin rēctangulum, Late Latin rēctiangulum right-angled triangle (noun use of neuter of rēctiangulus having a right angle), equivalent to rēcti- recti- + angulum angle1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rectangle

British Dictionary definitions for rectangle

/ (ˈrɛkˌtæŋɡəl) /


a parallelogram having four right anglesCompare rhombus

Word Origin for rectangle

C16: from Medieval Latin rectangulum, from Latin rectus straight + angulus angle
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

Science definitions for rectangle

[ rĕktăng′gəl ]

A four-sided plane figure with four right angles.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.