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Webster 1913 Edition
Scirrhus
Scir′rhus
,Noun.
pl. L. 
Scirrhi 
(#)
, E. Scirrhuses 
(#)
. [NL., from L. 
scirros
, Gr. [GREEK], [GREEK], fr. [GREEK], [GREEK], 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
.]