callosity

名词 callosity:

1. an area of skin that is thick or hard from continual pressure or friction (as the sole of the foot)
   同义词：callus
2. devoid of passion or feeling; hardheartedness
   同义词：unfeelingness, callousness, hardness, insensibility

cal.los.i.ty

n.（名词）
【复数】 cal.los.i.ties
The condition of being calloused.
结硬块：被结硬的这种状况
Hardheartedness; insensitivity.
硬心肠的：心如铁石；麻木
See callus
参见 callus

来源：
Middle English callosite
中古英语 callosite
from Old French
源自 古法语
from Late Latin callôsit3s
源自 后期拉丁语 callôsit3s
from Latin callôsus [callous] * see callous
源自 拉丁语 callôsus [结硬块的] *参见 callous