Dictionary

proctodaeum

noun proc·to·dae·um \ˌpräk-tə-ˈdē-əm\
plural proc·to·daea\-ˈdē-ə\ or proc·to·dae·ums

Definition of PROCTODAEUM

:  the embryonic posterior ectodermal part of the alimentary canal
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Origin of PROCTODAEUM

New Latin, from Greek prōktos anus + hodos way
First Known Use: 1876

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