Main Entry: fix·a·tor Pronunciation: 'fik-"sA-t&r Function: noun : a muscle that stabilizes or fixes a part of the body to which a musclein the process of moving another part is attached
fixator fix·a·tor (fĭk'sā'tər, fĭk-sā'tər) n. A device that provides rigid immobilization of a fractured bone by means of rods attached to pins that are placed in or through the bone.