Main Entry: ten·sor

Pronunciation: \ˈten(t)-sər, ˈten-ˌsȯr\

Function: noun

Etymology: New Latin, from Latin tendere

Date: circa 1704

1 : a muscle that stretches a part
2 : a generalized vector with more than three components each of which is a function of the coordinates of an arbitrary point in space of an appropriate number of dimensions