What is the meaning of Length?

The distance measured along the longest dimension of an object.

Duration.

The length of a horse, used to indicate the distance between horses at the end of a race.

Distance between the two ends of a line segment.

The distance down the pitch that the ball bounces on its way to the batsman.

Total extent.

Part of something that is long; a physical piece of something.

A penis.

A unit of script length, comprising 42 lines.

The number of cards held in a particular suit.

The amount of time for which the taste of wine lingers on the palate after swallowing or spitting it out, measured in caudilies.

To lengthen.

alternative form of lengthe

Source: wiktionary.org