**Length** in its basic meaning is the long dimension of an object.

**Length** may also refer to:

## Mathematics

- Arc length, the distance between two points along a section of a curve.
- Length of a sequence or tuple, the number of terms. (The length of an
*n*-tuple is*n*) - Length of a module, in abstract algebra
- Length of a polynomial, the sum of the magnitudes of the coefficients of a polynomial
- Length of a vector, the size of a vector

## Other uses

- Length (phonetics), in phonetics
- Vowel length, the perceived duration of a vowel sound
- Geminate consonant, the articulation of a consonant for a longer period of time than that of a single instance

- Line and length, the direction and point of bouncing on the pitch of a delivery in cricket
- Horse length, the length of a horse in equestrianism
- Length overall, the maximum length of a vessel's hull measured parallel to the waterline

**Length**.

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