stoma
IPA: stˈoʊmʌ
noun
- (botany) One of the tiny pores in the epidermis of a leaf or stem through which gases and water vapor pass.
- (medicine) 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.
- (zoology) A mouthlike opening, such as the oral cavity of a nematode.
- An artificial anus.
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Examples of "stoma" in Sentences
- Stomas on the leaf act as a cell.
- Only the proximal stoma is functioning.
- The size of the stoma created is also important.
- It avoids the need for a stoma bag on the urostomy.
- In some species, the male stoma is indistinct or collapsed.
- If lack of control is the problem then a stoma may be necessary.
- The laryngectomee breathes through an opening in the neck, a stoma.
- The stoma are bordered by guard cells that open and close the pore.
- In the stem, they usually appear below a stoma or group of stomata.
- In anatomy, a natural stoma is any opening in the body, such as the mouth.
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