unattached gingiva
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periodontium insertionis — [TA] free gingiva: the unattached portion of the gingiva, forming the wall of the gingival crevice. Called also unattached gingiva and free gum. See also margo gingivalis … Medical dictionary
margin — A boundary, edge, or border, as of a surface or structure. SEE ALSO: border, edge. SYN: margo [TA]. [L. margo, border, edge] acetabular m. [TA] the rim of bone around the acetabulum to whic … Medical dictionary
