Look up: Gastrula

1. 
   gastrula
   [n] - double-walled stage of the embryo succeeding the blastula
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. 
   gastrula
   Embryonic stage of an animal when gastrulation occurs; follows blastula stage.
   Found on
   
   
3. 
   Gastrula
   Gas'tru·la noun ; plural Gastrulæ [ New Latin , dim. from Greek ... the stomach.] (Biol.) 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 archen ...
   Found on http://www.encyclo.co.uk/webster/G/13
   
   
4. 
   gastrula
   Embryonic stage of an animal when gastrulation occurs, follows blastula stage. ... (18 Nov 1997) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
5. 
   gastrula
   noun 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
   Found on http://wordnet.princeton.edu/perl/webwn?
   
   
6. 
   Gastrula
   The `gastrula` phase of embryonic development is seen in all animals except the sponges. It follows on from the blastula phase.
   Found on http://en.wikipedia.org/wiki/Gastrula
   
   
7. 
   gastrula
   (gas´troo-lә) an embryo in the stage following the blastula or blastocyst; the simplest type consists of two layers of cells, the ectoderm and endoderm, which have invaginated to form the archenteron and an opening, the blastopore. In human embryos the gastrula stage occurs during the third week, as the embr...
   Found on http://www.mercksource.com/pp/us/cns/cns
   
   
8. 
   Gastrula
   • (a.) Of or pertaining to a 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...
   Found on http://thinkexist.com/dictionary/meaning
   
   
9. 
   gastrula
   early multicellular embryo, composed of two or more germinal layers of cells from which the various organs later derive. The gastrula develops from ... [3 related articles]
   Found on http://www.britannica.com/eb/a-z/g/12
   
   
10. 
    gastrula
    The embryo in the stage of development following the blastula; in lower forms with minimal yolk, it is a simple double-layered structure consisting of ectoderm and endoderm enclosing the archenteron, which opens to the outside by way of the blastopore; in forms with considerable yolk, the configuration of the gastrula is greatly modified owing to t...
    Found on
    
    
11. 
    Gastrula
    An early embryo at about the third week of gestation, following the blastula. The gastrula consists of a disk that is made up of ectoderm, mesodern and endoderm.
    Found on http://www.pregnology.com/AZ/G/1