vela
/ˈviːlə/
noun
- The plural of 'velum' — a membrane or curtain-like structure, especially in biology (e.g., in the body of some animals or plants).
- The jellyfish's vela help it move through the water.
- In some mollusks, the vela are used for feeding.
- The botanist studied the vela of the fungus under a microscope.