stoma

n. 口, 气孔 [医] 口, 小孔; 气孔(植物)

发音

UK /ˈstəʊmə/
US /ˈstoʊmə/

词形变化

stomas stomata 复数 stomata stomas 复数

释义与例句

n.
  1. 1.

    One of the tiny pores in the epidermis of a leaf or stem through which gases and water vapor pass.

    气孔

    生物 植物学
  2. 2.

    A small opening in a membrane; a surgically constructed opening, especially one in the abdominal wall that permits the passage of waste after a colostomy or ileostomy.

    医学
  3. 3.

    A mouthlike opening, such as the oral cavity of a nematode.

    生物 动物学
  4. 4.

    An artificial anus.

词汇关系

名词

同义词 2

pore stomate

上位词 4

opening porta orifice aperture

下位词 3

germ pore hydathode lenticel

整体词 3

colostomy tracheotomy tracheostomy

相关短语

stoma bag stoma bags

词源

From New Latin stoma, from Ancient Greek στόμα (stóma, “mouth”).

来源：wiktionary