Tensor
Pronunciation : Ten"sor
Part of Speech : n.
Etymology : [NL. See Tension.]
Definition : 1. (Anat.)
Defn: A muscle that stretches a part, or renders it tense.
2. (Geom.)
Defn: 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.
Source : Webster's Unabridged Dictionary, 1913