Medical Dictionary

proctodeum

noun proc·to·de·um
variants: or

proctodaeum

\ˌpräk-tə-ˈdē-əm\play

Medical Definition of proctodeum

plural

proctodea

or

proctodaea

\-ˈdē-ə\play or

proctodeums

or

proctodaeums

  1. :  the posterior ectodermal part of the digestive tract formed in the embryo by invagination of the outer body wall

proctodeal

or

proctodaeal

\-ˈdē-əl\play adjective

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