METAZOAN

metazoan

(noun) any animal of the subkingdom Metazoa; all animals except protozoans and sponges

Source: WordNet® 3.1


Etymology

Noun

metazoan (plural metazoans)

(zoology) Any animal that undergoes development from an embryo stage with three tissue layers, namely the ectoderm, mesoderm, and endoderm.

(zoology) Any animal that is multicellular.

Adjective

metazoan (not comparable)

Having to do with animals that develop from an embryo with three tissue layers.

Having to do with animals that are multicellular.

Synonyms

• metazoic

Source: Wiktionary


Met`a*zo"an, n.; pl. Metazoans (. (Zoöl.)

Definition: One of the Metazoa.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

2 April 2025

COVERT

(adjective) secret or hidden; not openly practiced or engaged in or shown or avowed; “covert actions by the CIA”; “covert funding for the rebels”


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Coffee Trivia

Plain brewed coffee contains almost no calories, while coffee with dairy products, sugar, and other flavorings is much higher in calories. An espresso has 20 calories. A nonfat latte has 72, while a flavored one has 134.

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