marginal gingiva


marginal gingiva

The crest of the free gingiva surrounding the tooth like a collar. It is about 1 mm wide and forms the soft tissue portion of the gingival sulcus. See also: gingiva

free gin·gi·va

(frē jin'ji-vă) Portion of gingiva that surrounds a tooth and is not directly attached to tooth surface; outer wall of the gingival sulcus.