/blas"teuh disk'/ , n. Embryol.
the blastula that forms as a flattened sphere on top of the yolk in the yolk-laden eggs of birds and reptiles.
Also, blastodisc .
[ 1885-90; BLASTO- + DISK ]
/blas"teuh disk'/ , n. Embryol.
the blastula that forms as a flattened sphere on top of the yolk in the yolk-laden eggs of birds and reptiles.
Also, blastodisc .
[ 1885-90; BLASTO- + DISK ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012