Merriam-Webster Logo
SINCE 1828
Menu
×

coelom

noun coe·lom \ ˈsē-ləm \

Definition of coelom

plural coeloms or coelomata play \si-ˈlō-mə-tə\
: the usually epithelium-lined space between the body wall and the digestive tract of metazoans above the lower worms
—

coelomate

play \ˈsē-lə-ˌmāt\ adjective or noun
—

coelomic

play \si-ˈlä-mik, -ˈlō-\ adjective

See coelom defined for kids

Origin and Etymology of coelom

German, from Greek koilōma cavity, from koilos

Medical Dictionary

coelom

noun coe·lom \ ˈsē-ləm \

medical Definition of coelom

plural coeloms or coelomata play \si-ˈlō-mət-ə\
: the usually epithelium-lined body cavity of metazoans above the lower worms that forms a large space when well developed between the digestive tract and the body wall
—

coelomate

play \ˈsē-lə-ˌmāt\ adjective or noun
—

coelomic

play \si-ˈläm-ik, -ˈlō-mik\ adjective

Learn More about coelom

  1. Britannica.com: Encyclopedia article about coelom

Seen and Heard

What made you want to look up coelom? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

jabberwocky

play

meaningless speech or writing

Get Word of the Day daily email!

TRENDING NOW

  1. insubordinate 'disobedient to authority'

  2. promulgate 'to make known by open declaration'

  3. epochal 'momentous or unparalleled'

  4. clemency 'merciful treatment of someone who could be given harsh punishment'

  5. suborn 'to induce to commit perjury'

SEE ALL

BROWSE DICTIONARY

coelom

Test Your Vocabulary

Name More Food!

  • red-fruit
  • Name that Fruit!
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games