dorsal lip

noun

: the margin of the fold of blastula wall that delineates the dorsal limit of the blastopore, constitutes the primary organizer, and forms the point of origin of chordamesoderm

Word History

First Known Use

1924, in the meaning defined above

Medical Definition

dorsal lip

noun

: the margin of the fold of blastula wall that delineates the dorsal limit of the blastopore, constitutes the primary organizer, and forms the point of origin of chordamesoderm