Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of invagination is as below...

Blastopore :: Blastopore (n.) The pore or opening leading into the cavity of invagination, or archenteron..

Intussusception :: Intussusception (n.) The abnormal reception or slipping of a part of a tube, by inversion and descent, within a contiguous part of it; specifically, the reception or slipping of the upper part of the small intestine into the lower; introsusception; invagination..

Epicoele :: Epicoele (n.) A cavity formed by the invagination of the outer wall of the body, as the atrium of an amphioxus and possibly the body cavity of vertebrates..

Gastrulation :: Gastrulation (n.) The process of invagination, in embryonic development, by which a gastrula is formed..

Invagination :: Invagination (n.) The condition of an invaginated organ or part.

Epibolic :: Epibolic (a.) Growing or covering over; -- said of a kind of invagination. See under Invagination.

Archenteric :: Archenteric (a.) Relating to the archenteron; as, archenteric invagination..

Archenteron :: Archenteron (n.) The primitive enteron or undifferentiated digestive sac of a gastrula or other embryo. See Illust. under Invagination.

Invagination :: Invagination (n.) One of the methods by which the various germinal layers of the ovum are differentiated.

Emboly :: Emboly (n.) Embolic invagination. See under Invagination.

Embolic :: Embolic (a.) Pushing or growing in; -- said of a kind of invagination. See under Invagination.

Epiboly :: Epiboly (n.) Epibolic invagination. See under Invagination.

Mesenteron :: Mesenteron (n.) All that part of the alimentary canal which is developed from the primitive enteron and is lined with hypoblast. It is distinguished from the stomod/um, a part at the anterior end of the canal, including the cavity of the mouth, and the proctod/um, a part at the posterior end, which are formed by invagination and are lined with epiblast..

Gastrula :: Gastrula (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..

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