parallelogram

[ par-uh-lel-uh-gram ]
/ ˌpær əˈlɛl əˌgræm /

noun

a quadrilateral having both pairs of opposite sides parallel to each other.

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Origin of parallelogram

1560–70; <Late Latin parallēlogrammum<Greek parallēlógrammon.See parallel, -o-, -gram1

OTHER WORDS FROM parallelogram

par·al·lel·o·gram·mat·ic [par-uh-lel-uh-gruh-mat-ik], /ˌpær əˌlɛl ə grəˈmæt ɪk/, par·al·lel·o·gram·mat·i·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for parallelogram

British Dictionary definitions for parallelogram

parallelogram
/ (ˌpærəˈlɛləˌɡræm) /

noun

a quadrilateral whose opposite sides are parallel and equal in lengthSee also rhombus, rectangle, trapezium, trapezoid

Word Origin for parallelogram

C16: via French from Late Latin, from Greek parallēlogrammon, from parallēlos parallel + grammē line, related to graphein to write
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

Scientific definitions for parallelogram

parallelogram
[ păr′ə-lĕlə-grăm′ ]

A four-sided plane figure with opposite sides parallel. Rhombuses and rectangles are parallelograms.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.