a clasp arm that has its origin in a minor connector and follows the contour of the tooth approximately in a plane perpendicular to the path of insertion of the partial denture.
cir·cum·fer·en·tial clasp arm
(sĭrkŭm-fĕr-enshăl klasp ahrm) One that has its origin in a minor connector and follows tooth contour approximately in a plane perpendicular to path of insertion of partial denture.