anal plate


Definition of anal plate

1a : one of the posterior plates of the plastron of a turtle
b : the large scale in front of the anus of most snakes
2 : the fused plate of early embryonic ectoderm and endoderm through which the anus later ruptures

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First Known Use of anal plate

1838, in the meaning defined at sense 1a

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The first known use of anal plate was in 1838

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Cite this Entry

“Anal plate.” Dictionary, Merriam-Webster, Accessed 3 Aug. 2021.

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