tophus : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: tophus	by the DICT Development Group
2 results for tophus
From WordNet (r) 3.0 (2006) [wn]:
tophus n a deposit of urates around a joint or in the external ear; diagnostic of advanced or chronic gout Synonym(s): tophus, chalkstone an incrustation that forms on the teeth and gums Synonym(s): tartar, calculus, tophus
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Tophus \To"phus\, n.; pl. {Tophi}. [NL.: cf. F. tophus a mineral concretion in the joint. See {Toph}.] [Written also {tofus}.] 1. (Med.) One of the mineral concretions about the joints, and in other situations, occurring chiefly in gouty persons. They consist usually of urate of sodium; when occurring in the internal organs they are also composed of phosphate of calcium. 2. (Min.) Calcareous tufa.