allantois
pronunciation
How to pronounce allantois in British English: UK [ə'læntɔɪs]
How to pronounce allantois in American English: US [ə'læntɔɪs]
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- Noun:
- vascular fetal membrane that develops from the hindgut in embryonic higher vertebrates (reptiles, birds and mammals)
Word Origin
Example
- 1. Blood-borne seeding by hematopoietic and endothelial precursors from the allantois .
- 2. Relating to or characterized by an allantois .
- 3. Results the pgcs in mouse allantois , hindgut , dorsal mesentery and genital ridge were nanog positive .