parallelogram

parallelogram


par·al·lel·o·gram    Audio Help   (pār'ə-lěl'ə-grām')   

n.   A four-sided plane figure with opposite sides parallel.

[Late Latin parallēlogrammum, from Greek parallēlogrammon, from neuter sing. of parallēlogrammos, bounded by parallel lines : parallēlos, parallel; see parallel + grammē, line; see gerbh- in Indo-European roots.]
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