parallelogram
playSimple Definition of parallelogram

geometry : a foursided shape made up of two pairs of straight parallel lines that are equal in length
Full Definition of parallelogram
: a quadrilateral with opposite sides parallel and equal
Examples of parallelogram in a sentence
Rectangles, squares, and rhombuses are all parallelograms.
Origin and Etymology of parallelogram
Late Latin or Greek; Late Latin parallelogrammum, from Greek parallēlogrammon, from neuter of parallēlogrammos bounded by parallel lines, from parallēlos + grammē line, from graphein to write — more at carve
First Known Use: 1570
PARALLELOGRAM Defined for Kids
parallelogram
playDefinition of parallelogram for Students
: a plane figure with four sides whose opposite sides are parallel and equal
Learn More about parallelogram

Spanish Central: Translation of parallelogram Nglish: Translation of parallelogram for Spanish speakers Britannica.com: Encyclopedia article about parallelogram
Seen and Heard
What made you want to look up parallelogram? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!