ECTOBLAST

ectoderm, exoderm, ectoblast

(noun) the outer germ layer that develops into skin and nervous tissue

Source: WordNet® 3.1


Etymology

Noun

ectoblast (plural ectoblasts)

(dated, biology) The outer layer of the blastoderm; the ectoderm or epiblast.

Source: Wiktionary


Ec"to*blast, n. Etym: [Ecto- + Gr. (Biol.) (a) The outer layer of the blastoderm; the epiblast; the ectoderm. (b) The outer envelope of a cell; the cell wall. Agassiz.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

8 November 2024

REPLACEMENT

(noun) the act of furnishing an equivalent person or thing in the place of another; “replacing the star will not be easy”


coffee icon

Coffee Trivia

Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.

coffee icon