embrasure clasp

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em·bra·sure clasp

(em-brāshŭr klasp)
Removable partial denture clasp with circumferential arms and adjacent occlusal rests attached to a common body; passes through embrasure where no edentulous space exists between two adjacent teeth occlusal to contact area; employs two occlusal rests.
Medical Dictionary for the Dental Professions © Farlex 2012