sublingual fold(redirected from plica sublingualis)
an elevation in the floor of the mouth beneath the tongue, on either side, marking the site of the sublingual gland.
Synonym(s): plica sublingualis [TA]
an elongate fold of mucosa raised by the superior margin of the sublingual gland. It extends from the posterolateral aspect of the floor of the oral cavity to the sublingual papilla beside the base of the frenulum of the tongue at the midline anteriorly.
sub·lin·gual fold(sŭb-linggwăl fōld) [TA]
Elevation in floor of mouth beneath tongue, on either side, marking site of sublingual gland.