coelenteron
/sɪˈlɛntəˌrɒn/
noun
- The central digestive cavity of a coelenterate, which has only one opening that serves as both mouth and anus.
- The coelenteron is lined with cells that help digest food and absorb nutrients.
- In a jellyfish, the coelenteron is connected to the mouth by a short tube.
- Food enters the coelenteron through the mouth, and waste leaves through the same opening.