parallelogram

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.

## parallelogram

a plane figure with four sides, having the opposite sides parallel and equal

Origin of parallelogram

French*parallélogramme*from Classical Latin

*parallelogrammum*from Classical Greek

*parall?logrammon*from

*parall?los,*parallel +

*gramm?,*stroke in writing: see gram

## parallelogram

noun

A four-sided plane figure with opposite sides parallel.

Origin of parallelogram

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.

**parallelogram**

## parallelogram

Noun

(*plural* parallelograms)

- (geometry) A convex quadrilateral in which each pair of opposite edges are parallel and of equal length.