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proctodaeum

play
noun proc·to·dae·um \ˌpräk-tə-ˈdē-əm\

Definition of proctodaeum

plural proctodaeaplay \-ˈdē-ə\ or proctodaeums

  1. :  the embryonic posterior ectodermal part of the alimentary canal



Origin of proctodaeum

New Latin, from Greek prōktos anus + hodos way


First Known Use: 1876


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