/ahr'ken sef"euh lon'/ , n. Embryol.
the primitive forebrain region of the embryo, anterior to the notochord, that gives rise to the midbrain and forebrain.
[ ARCH- 2 + ENCEPHALON ]
/ahr'ken sef"euh lon'/ , n. Embryol.
the primitive forebrain region of the embryo, anterior to the notochord, that gives rise to the midbrain and forebrain.
[ ARCH- 2 + ENCEPHALON ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012