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).