macula

名词 macula:

1. a cooler darker spot appearing periodically on the sun's photosphere; associated with a strong magnetic field
   同义词：sunspot
2. a yellowish central area of the retina that is rich in cones and that mediates clear detailed vision
   同义词：macula lutea, macular area, yellow spot
3. a patch of skin that is discolored but not usually elevated; caused by various diseases
   同义词：macule

mac.u.la

n.（名词）
【复数】 mac.u.lae[-lô.] 或 mac.u.las
Also mac.ule [-yôl.] A spot, stain, or blemish, especially an area of discoloration on the skin caused by excess or lack of pigment.
也作 mac.ule [-yôl.] 斑点：斑点、污点或瑕疵，特指皮肤由于色素过多或过少而产生的变色区域
Anatomy A small area distinguishable from the surrounding tissue.
【解剖学】 斑疹：与周围组织有区别的小块区域
A sunspot.
太阳黑子

来源：
Middle English
中古英语
from Latin
源自 拉丁语

【引伸】
mac.ular
adj.（形容词）