reciprocal arm


re·cip·ro·cal arm

a clasp arm or other extension used on a removable partial denture to oppose the action of some other part or parts of the appliance.

re·cip·ro·cal arm

(rĕ-siprŏ-kăl ahrm) Clasp arm or other extension used on a removable partial denture to oppose action of some other part or parts of the appliance.