Parallelogram definition

părə-lĕlə-grăm
Frequency:
A four-sided plane figure with opposite sides parallel.
noun
6
1
A plane figure with four sides, having the opposite sides parallel and equal.
noun
5
1
A four-sided plane figure with opposite sides parallel. Rhombuses and rectangles are parallelograms.
5
1
The definition of a parallelogram is a four-sided plane with opposite sites which are equal and parallel.

A rectangle is an example of a parallelogram.

noun
4
1
(geometry) A convex quadrilateral in which each pair of opposite edges are parallel and of equal length.
noun
3
1
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Other Word Forms

Noun

Singular:
parallelogram
Plural:
parallelograms

Origin of parallelogram

  • Late Latin parallēlogrammum from Greek parallēlogrammon from neuter sing. of parallēlogrammos bounded by parallel lines parallēlos parallel parallel grammē line gerbh- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition