# โพรง
## Noun (N)
### Sense: a wide channel containing blood; does not have the coating of an ordinary blood vessel
- venous sinus
- sinus
### Sense: (anatomy) a natural hollow or sinus within the body
- cavity
- bodily cavity
- cavum
### Sense: a hole made by an animal, usually for shelter
- burrow
- tunnel
### Sense: a depression hollowed out of solid matter
- hole
- hollow