First Known Use: 1879
Dictionary
metazoan
noun meta·zo·an \-ˈzō-ən\
Definition of METAZOAN
: any of a group (Metazoa) that comprises all animals having the body composed of cells differentiated into tissues and organs and usually a digestive cavity lined with specialized cells
— metazoan adjective
See metazoan defined for kids
ADVERTISEMENT
Origin of METAZOAN
New Latin Metazoa, from meta- + -zoa
Medical Dictionary
metazoan
noun meta·zo·an \-ˈzō-ən\
Medical Definition of METAZOAN
: any of the animals that comprise the taxon Metazoa, that have the body when adult composed of numerous cells differentiated into tissues and organs and usually a digestive cavity lined with specialized cells, and that usually include the coelenterates and all higher animals but sometimes also include the sponges and mesozoans
—metazoan adjective
Browse
Next Word in the Dictionary: mete (verb)Previous Word in the Dictionary: metazoalAll Words Near: metazoan
ADVERTISEMENT
Seen & Heard
What made you want to look up metazoan? Please tell us where you read or heard it (including the quote, if possible).