GASTRULAS

Noun

gastrulas

plural of gastrula

Source: Wiktionary


GASTRULA

Gas"tru*la, n.; pl. Gastrulæ Etym: [NL., dim. fr. Gr. (Biol.)

Definition: An embryonic form having its origin in the invagination or pushing in of the wall of the planula or blastula (the blastosphere) on one side, thus giving rise to a double-walled sac, with one opening or mouth (the blastopore) which leads into the cavity (the archenteron) lined by the inner wall (the hypoblast). See Illust. under Invagination. In a more general sense, an ideal stage in embryonic development. See Gastræa.

– a.

Definition: Of or pertaining to a gastrula.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

16 March 2025

SUSPENDED

(adjective) (of undissolved particles in a fluid) supported or kept from sinking or falling by buoyancy and without apparent attachment; “suspended matter such as silt or mud...”; “dust particles suspended in the air”; “droplets in suspension in a gas”


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