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rectangle

[rek-tang-guh l] /ˈrɛkˌtæŋ gəl/
noun
1.
a parallelogram having four right angles.
Origin
1565-1575
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
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for rectangles
  • Generally, tables are rectangles twice as long as they are wide.
British Dictionary definitions for rectangles

rectangle

/ˈrɛkˌtæŋɡəl/
noun
1.
a parallelogram having four right angles Compare rhombus
Word Origin
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
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Word Origin and History for rectangles

rectangle

n.

1570s, from Middle French rectangle (16c.) and directly from Late Latin rectangulum, from rect-, comb. form of Latin rectus "right" (see right (adj.1)) + Old French angle (see angle (n.)). Medieval Latin rectangulum meant "a triangle having a right angle."

Online Etymology Dictionary, © 2010 Douglas Harper
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rectangles in Science
rectangle
  (rěk'tāng'gəl)   
A four-sided plane figure with four right angles.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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13
17
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