double lip


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lip

 [lip]
1. the upper or lower fleshy margin of the mouth.
2. any liplike part; called also labium.
double lip redundancy of the submucous tissue and mucous membrane of the lip on either side of the median line.
glenoid lip a ring of fibrocartilage joined to the rim of the glenoid cavity.
Hapsburg lip a thick, overdeveloped lower lip that often accompanies Hapsburg jaw.

dou·ble lip

congenital or acquired excess tissue on the inner mucosal aspect of the lip; may be a manifestation of Ascher syndrome.

double lip

A redundant fold of mucous membrane in the mouth on either side of the midline of the lip.
See also: lip

dou·ble lip

(dŭbĕl lip)
Redundant congenital or acquired fold of tissue on the mucosal surface of the upper lip.
References in periodicals archive ?
Viton Double Lip Seals protect against leaks at higher temperatures
These eventually became superseded by the individual wine glass cooler, so this theory goes, although there is disagreement as to whether each diner had a cooler to himself or whether one was shared between two - hence the double lip.
The blender can be configured with: single or multiple charging ports located on the top of the vessel; contoured access doors on the side; double lip, lantern ring or gas/liquid shaft seals; and a paddle gate, knife gate, plug gate or universal flange at the discharge.