stoma
/ˈstoʊmə/
noun
- A tiny opening on the surface of a leaf or stem that allows gases to move in and out.
- Scientists study stomata to understand how plants respond to climate change.
- Plants take in carbon dioxide through their stomata.
- When it is hot, a plant closes its stomata to save water.
- An artificial opening in the body created by surgery, for example to allow waste to leave the body.
- After the operation, the patient had a stoma on their abdomen.
- Living with a stoma can take some getting used to, but many people lead active lives.
- Nurses taught him how to care for his new stoma.