ten ‧ dril /ˈtendrəl, ˈtendrɪl/ BrE AmE noun [countable]
[ Date: 1500-1600 ; Origin: Perhaps from Old French tendron , from tendon 'tendon, tendril' , from Medieval Latin tendo ; ⇨ ↑ tendon ]
1 . a thin leafless curling stem by which a climbing plant fastens itself to a support
2 . literary a thin curling piece of hair