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coelenteron

Upper-Intermediate (B2)

IPA: //siˈlɛntərən//

KK: /sɪˈlɛntərən/

noun
Definition

A hollow space inside the body of certain simple animals, such as jellyfish and corals, where digestion occurs.


Example

The coelenteron of the jellyfish helps it digest food and circulate nutrients.


Conversation
Sloth A
Have you ever heard of the term coelenteron?
Sloth B
No, I haven't! What does it mean?
Sloth A
It's actually the saclike cavity in coelenterates, like jellyfish.
Sloth B
That's interesting! I didn't know they had such a unique structure.

Synonyms & Antonyms
Synonyms
cavity
sac
space
Antonyms
solid
exterior
surface
Root Explanation

Coelenteron is formed from "koilos" (meaning hollow) and "enteron" (meaning intestine). The term refers to the hollow cavity in certain animals that serves as a digestive system, emphasizing its function as a central space for digestion.

Memory Tip

Think of 'hollow' ('koilos') to remember that 'coelenteron' refers to a hollow cavity used for digestion.

Visually Confused Words
coleopteron
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