am·​phi·​blas·​tu·​la | \ ¦amfə̇- \
plural amphiblastulae

Definition of amphiblastula

: a free-swimming larva of certain sponges that is essentially a blastula with small flagellated cells in one hemisphere and large nonflagellated cells in the other

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First Known Use of amphiblastula

1875, in the meaning defined above

History and Etymology for amphiblastula

New Latin, from amphi- + blastula

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The first known use of amphiblastula was in 1875

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Cite this Entry

“Amphiblastula.” The Dictionary, Merriam-Webster Inc., Accessed 20 January 2020.

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