ecchymosis

n. 瘀斑
【医】 瘀斑

形容词:ecchymotic 

ec.chy.mo.sis

n.（名词）
The passage of blood from ruptured blood vessels into subcutaneous tissue, marked by a purple discoloration of the skin.
淤血：血液从破损的血管中流入皮下组织，使皮肤呈现青紫色斑

来源：
New Latin
现代拉丁语
from Greek ekkhumôsis [extravasation]
源自 希腊语 ekkhumôsis [外渗]
from ekkhumousthai [to extravasate]
源自 ekkhumousthai [外渗]
ek- [out] * see ecto-
ek- [出] *参见 ecto-
khumos [juice] * see gheu-
khumos [液汁] *参见 gheu-

【引伸】
ec.chymot.ic