Definition of "hypoblastic" []

• Of, or relating to the hypoblast (adjective)

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• "Gastrula: that embryonic stage resembling a sac, with an outer layer of epiblastic cells and an inner layer of hypoblastic cells."
• "The hypoblastic notochord is early embraced by a mesoblastic sheath derived from the protovertebrae."
• "By conceiving a gradually increasing amount of yolk in the hypoblastic cells in the ventral side of the archenteron, the substantial identity of the gastrula stage in the three types, which at first appear so strikingly different, will be perceived."