cilium

n. cilia的单数
【医】 睫, 纤毛

名词复数:cilia 

cil.i.um

n.（名词）
【复数】 cil.i.a[-ô-…]
A microscopic hairlike process extending from the surface of a cell or unicellular organism. Capable of rhythmical motion, it acts in unison with other such structures to bring about the movement of the cell or of the surrounding medium.
细胞的颤毛突起：细胞或单细胞生物表面上伸出的微小毛状突起。可有节律地运动，与其他结构协调运动产生细胞或其周围媒介物的移动
An eyelash.
眼睫毛
Botany One of the hairs along the margin or edge of a structure, such as a leaf, usually forming a fringe.
【植物学】 纤毛：一种毛，沿一种结构（如叶子）的边缘生长，通常形成毛边

来源：
Latin [eyelid] * see kel-
拉丁语 [眼睑] *参见 kel-