释义 |
DictionarySeeblack tonguenigrities linguae
nigrities [ni-grish´e-ēz] blackness.nigrities lin´guae black tongue.black tongue1. in canines, a disorder associated with a deficency of nicotinic acid. 2. black to yellowish-brown discoloration of the dorsum of the tongue due to staining by exogenous material such as the components of tobacco; usually superimposed on hairy tongue. Synonym(s): black hairy tongue, lingua nigra, melanoglossia, nigrities linguaenigrities linguaeA black pigmentation of the tongue. See also: nigrities |