*scirrhus*

n.; pl. L. Scirrhi E. Scirrhuses [ NL., from L. scirros, Gr. &unr_;, &unr_;, fr. &unr_;, &unr_;, hard. ] (Med.) (a) An indurated organ or part; especially, an indurated gland. [ Obs. ] (b) A cancerous tumor which is hard, translucent, of a gray or bluish color, and emits a creaking sound when incised. [ Sometimes incorrectly written schirrus; written also skirrhus. ] [ 1913 Webster ]