- 1. n. 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 Gastraea. Source: opted
- 2. a. Of or pertaining to a gastrula. Source: opted
- 3. n. double-walled stage of the embryo resulting from invagination of the blastula; the outer layer of cells is the ectoderm and the inner layer differentiates into the mesoderm and endoderm Source: wordnet
- 4. 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. Of or pertaining to a gastrula. Source: webster
- 5. An embryonic form having its origin in the invagination orpushing in of the wall of the planula or blastula (the blastosphere)on one side, thus giving rise to a double-walled sac, with oneopening or mouth (the blastopore) which leads into the cavity (thearchenteron) lined by the inner wall (the hypoblast). See Illust.under Invagination. In a more general sense, an ideal stage inembryonic development. See Gastræa.-- a. Source: adambom
- 6. n. double-walled stage of the embryo resulting from invagination of the blastula; the outer layer of cells is the ectoderm and the inner layer differentiates into the mesoderm and endoderm Source: ecdict
Home / Dictionary / gastrula
gastrula
Thesaurus links
Related headwords in VividLex — dictionary ↔ thesaurus bridge for exploration and SEO depth.