Noah Webster's Dictionary (n.) A tough insensible cord, bundle, or band of fibrous connective tissue uniting a muscle with some other part; a sinew.

Multi-Version Concordance Tendon (1 Occurrence) Genesis 32:32 Therefore the children of Israel don't eat the sinew of the hip, which is on the hollow of the thigh, to this day, because he touched the hollow of Jacob's thigh in the sinew of the hip. (See NIV)