Dictionary
3 ENTRIES FOUND:

parallelogram

noun par·al·lel·o·gram \ˌpa-rə-ˈle-lə-ˌgram\

geometry : a four-sided 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

  1. Rectangles, squares, and rhombuses are all parallelograms.

Origin 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

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