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proctodeum
[ prok-tuh-dee-uhm ]
noun
Embryology.
plural proctodea proctodeums.
- a depression in the ectoderm of the anal region of a young embryo, which develops into part of the anal canal.
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Other ˜yÐÄvlog Forms
- ±è°ù´Ç³¦î€…t´Ç·»å±ða±ô adjective
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˜yÐÄvlog History and Origins
Origin of proctodeum1
First recorded in 1875–80; from New Latin, from Greek ±è°ùÅ°ì³Ù- proct- ( def ) + New Latin -odeum, from Greek ³ó´Ç»å²¹Ã®´Ç²Ô, neuter of ³ó´Ç»å²¹Ã®´Ç²õ “on one's journey or wayâ€; -ode 2, -eum
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