retractor
Pronunciation:
/ɹɪˈtɹæktə//ɹɪˈtɹæktɚ/noun
Definitions
One who, or that which, retracts.
In breech-loading firearms, a device for withdrawing a cartridge shell from the barrel.
A chess puzzle in which a number of moves are retracted and the solver is challenged to reach an alternate outcome.
A surgical instrument used to hold apart the edges of an incision or wound.