# tensor

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## ten·sor

(tĕn′sər, -sôr′)*n.*

**1.**

*Anatomy*A muscle that stretches or tightens a body part.

**2.**

*Mathematics*A set of quantities that obey certain transformation laws relating the bases in one generalized coordinate system to those of another and involving partial derivative sums. Vectors are simple tensors.

[New Latin tēnsor, from Latin tēnsus, past participle of tendere,

*to stretch*; see**tense**^{1}.]**ten·so′ri·al**(-sôr′ē-əl)

*adj.*

## tensor

(ˈtɛnsə; -sɔː)*n*

**1.**(Anatomy)

*anatomy*any muscle that can cause a part to become firm or tense

**2.**(Mathematics)

*maths*a set of components, functions of the coordinates of any point in space, that transform linearly between coordinate systems. For three-dimensional space there are 3

*components, where*

^{r}*r*is the rank. A tensor of zero rank is a scalar, of rank one, a vector

[C18: from New Latin, literally: a stretcher]

**tensorial**

*adj*

## ten•sor

(ˈtɛn sər, -sɔr)*n.*

**1.**a muscle that stretches or tightens some part of the body.

**2.**a mathematical entity with components that change in a particular way in a transformation from one coordinate system to another.

**ten•so′ri•al**(-ˈsɔr i əl, -ˈsoʊr-)

*adj.*

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Noun | 1. | tensor - a generalization of the concept of a vectorvariable quantity, variable - a quantity that can assume any of a set of values |

2. | tensor - any of several muscles that cause an attached structure to become tense or firmtensor tympani - a small muscle in the middle ear that tenses to protect the eardrum |

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