blastodisc
noun
blas·to·disc
ˈbla-stə-ˌdisk 
: the embryo-forming portion of an egg with discoidal cleavage usually appearing as a small disc on the upper surface of the yolk mass see egg illustration
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“Blastodisc.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blastodisc. Accessed 15 Dec. 2024.
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blastodisc
noun
blas·to·disc
variants
or blastodisk
: the embryo-forming portion of an egg with discoidal cleavage usually appearing as a small disc on the upper surface of the yolk mass
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