Answer
Trochle- means “pulley”. A term that uses this element is trochlea.
Work Step by Step
Trochle- comes from Latin and means “pulley”.
An example is trochlea from trochle- “pulley”. The trochlea is a structure that resembles a pulley, such as the area connecting the upper and lower arm.
Another example is trochlear as in the trochlear nerve from trochle- “pulley”. The trochlear nerve is a nerve that innervates the superior oblique muscle of the eye.