IPA: /ˈflɛksər/
KK: /ˈflɛksər/
A type of muscle that helps to bend a joint or limb in the body.
The flexor muscle in my arm helps me to bend my elbow.
Flexor → It is formed from "flectere" (meaning to bend) and the suffix "-or" (meaning one who). The word "flexor" refers to a muscle that bends a part of the body.
Think of a muscle that 'bends' ('flectere') a part of the body — that's what a flexor does.