Definition of retractor

• n. - One who, or that which, retracts.
• n. - In breech-loading firearms, a device for withdrawing a cartridge shell from the barrel.
• n. - An instrument for holding apart the edges of a wound during amputation.
• n. - A bandage to protect the soft parts from injury by the saw during amputation.
• n. - A muscle serving to draw in any organ or part. See Illust. under Phylactolaemata.