[ ten-ser, -sawr ]
/ ˈtɛn sər, -sɔr /


Anatomy. a muscle that stretches or tightens some part of the body.
Mathematics. a mathematical entity with components that change in a particular way in a transformation from one coordinate system to another.

Origin of tensor

1695–1705; < New Latin: stretcher, equivalent to Latin tend(ere) to stretch (see tend1) + -tor -tor, with dt > s

Related forms

ten·so·ri·al [ten-sawr-ee-uh l, -sohr-] /tɛnˈsɔr i əl, -ˈsoʊr-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tensor

British Dictionary definitions for tensor


/ (ˈtɛnsə, -sɔː) /


anatomy any muscle that can cause a part to become firm or tense
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 r components, where r is the rank. A tensor of zero rank is a scalar, of rank one, a vector

Derived Forms

tensorial (tɛnˈsɔːrɪəl), adjective

Word Origin for tensor

C18: from New Latin, literally: a stretcher
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for tensor


[ tĕnsər, -sôr′ ]


A muscle that stretches or tightens a body part.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for tensor


[ tĕnsər, -sôr′ ]

A structure of quantities arranged by zero or more indices, such as a scalar (zero indices), a vector (one index), or a matrix (two indices), which is invariant under transformations of coordinates.
Any of various muscles that stretch or tighten a body part, as the muscle that acts to tense the soft palate, called the tensor palati.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.