Another name for a tendon (5)

I believe the answer is:

sinew

(Other definitions for sinew that I've seen before include "Strength; tendon" , "Tendon, for example" , "fibre" , "power source" , "As synonym for 'strength'" .)

I've seen this clue in The Independent.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.