blastodisc


blas·to·disc

noun

Definition of BLASTODISC

: the embryo-forming portion of an egg with discoidal cleavage usually appearing as a small disc on the upper surface of the yolk mass

Variants of BLASTODISC

blas·to·disc or blas·to·disk \ˈblas-tə-ˌdisk\

Illustration of BLASTODISC

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