invagination

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in·vag·i·na·tion

 (ĭn-văj′ə-nā′shən)
n.
1. The act or process of invaginating or the condition of being invaginated.
2. An invaginated organ or part.
3. Embryology The infolding of a portion of the outer layer of a blastula in the formation of a gastrula.

invagination

(ɪnˌvædʒɪˈneɪʃən)
n
1. (Pathology) pathol the process of invaginating or the condition of being invaginated; intussusception
2. (Pathology) pathol an invaginated organ or part
3. (Biology) an infolding of the outer layer of cells of an organism or part of an organism so as to form a pocket in the surface, as in the embryonic development of a gastrula from a blastula

in•vag•i•na•tion

(ɪnˌvædʒ əˈneɪ ʃən)

n.
1. the act or process of invaginating.
2. the inward movement of a portion of the wall of a blastula in the formation of a gastrula.
4. a form or shape resulting from an infolded tissue.
[1650–60]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.invagination - the condition of being folded inward or sheathed
condition - a mode of being or form of existence of a person or thing; "the human condition"
2.invagination - the folding in of an outer layer so as to form a pocket in the surfaceinvagination - the folding in of an outer layer so as to form a pocket in the surface; "the invagination of the blastula"
biological process, organic process - a process occurring in living organisms
Translations

in·vag·i·na·tion

n. invaginación, proceso de inclusión de una parte dentro de otra.
References in periodicals archive ?
They appear as a pair of shallow lateral epidermal invaginations at the anterior end (Figs.
There were occasional small papillary structures and cystic invaginations, but there was no evidence of malignancy or dysplasia.
Microscopically, Transitional cell carcinoma is composed of papillary fronds thick ribbons and poly stratified masses of cells that give rise quite often to invaginations of the surface epithelium, which at low magnification may mimic inverted papilloma.
Weygoldt (7) found that several arachnids form ganglia via invaginations of multiple cells.
The lead point of the enteric intussusceptions was benign in three cases and malignant in two, while ileocolic invaginations they were divided equally (4 benign and 4 malignant).
The number of cerebral ganglia invaginations also varies: there is one pair in E.
The anterior end of the apical lobe of such animals developed an ectodermal invagination (not illustrated) that is strikingly similar to stomodeal invaginations reported for other species by previous authors (Percival, 1944, 1960; Mano, 1960; Franzen, 1969).
A distinct subcuticular space, consisting mainly of the deeper invaginations between the tufts of microvilli [ILLUSTRATION FOR FIGURES 2 AND 7 OMITTED] and of large vesicles lying near the apical membrane [ILLUSTRATION FOR FIGURE 9 OMITTED], is apparently continuous with these invaginations.
VLDs start as invaginations of membrane at discrete sites on the substrate-adherent surface.
The typical cell in this region is characterized by deep invaginations that contain fine unstriped or striped fibrils [ILLUSTRATION FOR FIGURES 11, 12 OMITTED].
Ectodermic invaginations of the stomodeal and the proctodeal areas join the digestive tube, but it remains closed [ILLUSTRATION FOR FIGURE 12B OMITTED].