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单词 stomal
释义

WordReference Random House Unabridged Dictionary of American English © 2024
sto•ma  (stōmə),USA pronunciation n., pl. sto•ma•ta (stōmə tə, stomə-,USA pronunciation stō• mätə), sto•mas. 
  1. Also, stomate. [Bot.]any of various small apertures, esp. one of the minute orifices or slits in the epidermis of leaves, stems, etc., through which gases are exchanged.
  2. [Zool.]a mouth or ingestive opening, esp. when in the form of a small or simple aperture.
  3. Surgery[Med.]an artificial opening between two hollow organs or between one hollow organ and the outside of the body, constructed to permit the passage of body fluids or waste products.
  • Greek stóma mouth
  • Neo-Latin
  • 1675–85
stomal, adj. 

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