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Early stage of fetal development consisting of approximately 128 cells forming a fluid-filled sphere. In humans, this stage of development is reached within the first week after fertilization of the ovum.

Revered by anti-abortion crusaders because Jesus saves them.
Jesus: You going to have that blastula?
Disciple: Nah, I'm stuffed.
Jesus. I'll take it then - umm, excuse me, can I get a bag?
by geroldf March 26, 2008
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Early stage of fetal development consisting of approximately 128 cells forming a fluid-filled sphere. In humans, this stage of development is reached within the first week after fertilization of the ovum.

Revered by anti-abortion crusaders because Jesus saves them.
Jesus: You going to have that blastula?
Disciple: Nah I'm stuffed.
Jesus: I'll take it then - umm, can I get a bag?
by geroldf March 25, 2008
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Get a blastula mug for your brother James.