tensor

• POS: Noun
• HYPHEN: ten=sor

CIDE DICTIONARY

tensor, n. [NL. See Tension.].

•  A muscle that stretches a part, or renders it tense.  [1913 Webster]
•  The ratio of one vector to another in length, no regard being had to the direction of the two vectors; -- so called because considered as a stretching factor in changing one vector into another. See Versor.  [1913 Webster]

OXFORD DICTIONARY

tensor, n.
1 Anat. a muscle that tightens or stretches a part.
2 Math. a generalized form of vector involving an arbitrary number of indices.

Derivative

tensorial adj.

Etymology

mod.L (as TEND(1))