Look up: chorion

1. chorion
   [n] - outermost membranous sac enclosing the embryo in higher vertebrates (reptiles
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. Chorion
   The outermost layer of the two foetal membranes, which envelope the growing foetus and serves as a protective barrier against infection
   Found on http://www.encyclo.co.uk/local/20415
   
   
3. Chorion
   The outer casing of an egg.
   Found on http://www.butterfly-guide.co.uk/help/gl
   
   
4. Chorion
   Chorion: The outermost of the two fetal membranes - the amnion is the innermost --. which together surround the embryo. The chorion develops villi (vascular fingers) and gives rise to the placenta. In Greek, the word "chorion" means "skin or leather."
   Found on http://www.medterms.com/script/main/art.
   
   
5. chorion
   (1) Protective membrane around the eggs of insects and fishes. (2) Extraembryonic membrane surrounding the embryo of amniote vertebrates. The outer epithelial layer of the chorion is derived from the trophoblast.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
6. Chorion
   Cho'ri·on noun [ New Latin , from Greek ....] 1. (Anat.) (a) The outer membrane which invests the fetus in the womb; also, the similar membrane investing many ova at certain stages of development. (b) The true skin, ...
   Found on http://www.encyclo.co.uk/webster/C/72
   
   
7. chorion
   1. Protective membrane around the eggs of insects and fishes. ... 2. Extraembryonic membrane surrounding the embryo of amniote vertebrates. The outer epithelial layer of the chorion is derived from the tropoblast. ... (18 Nov 1997) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
8. chorion
   noun outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals)
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
9. chorion
   (kor´e-on) an extraembryonic fetal membrane, composed of trophoblast lined with mesoderm; it develops villi, becomes vascularized, and forms the fetal part of the placenta. chorion frondosum the placental part of the chorion; it is covered by villi. chorion laeve ...
   Found on http://www.encyclo.co.uk/local/21001
   
   
10. Chorion
    • (n.) The outer membrane of seeds of plants. • (n.) The outer membrane which invests the fetus in the womb; also, the similar membrane investing many ova at certain stages of development. • (n.) The true skin, or cutis.
    Found on http://thinkexist.com/dictionary/meaning
    
    
11. chorion
    in reptiles, birds, and mammals, the outermost membrane around the embryo. It develops from an outer fold on the surface of the yolk sac. In insects ... [9 related articles]
    Found on http://www.britannica.com/eb/a-z/c/77
    
    
12. chorion
    chorion 1. The outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals). 2. The outermost of the two fetal membranes, the amnion being the innermost, which together surround the embryo. The chorion develops villi (vascular fingers) and gives rise to the plac...
    Found on http://www.wordinfo.info/words/index/inf
    
    
13. Chorion
    The outer covering or shell of the spider or insect egg.
    Found on http://www.xs4all.nl/~ednieuw/Spiders/Sp
    
    
14. Chorion
    The outer membrane of the amniotic sac that envelopes the fetus during fetal development. The cells of the chorion are sampled during chorionic villus sampling.
    Found on http://www.pregnology.com/AZ/C/5
    
    
15. Chorion
    The chorion is the outermost layer of the fertilized ovum (zygote) that furnishes a protective and nutritive covering and produces the amniotic fluid. The amniotic fluid protects the embryo and fetus during pregnancy and the rupture of the amniotic sac is one of the first signs that labor has begun....
    Found on http://www.probertencyclopaedia.com/brow
    
    
16. chorion
    Type: Term Pronunciation: kō′rē-on Definitions: 1. The outermost fetal membrance in human embryos, the villous part of which becomes the fetal part of the placenta. Synonyms: membrana serosa1
    Found on http://www.medilexicon.com/medicaldictio
    
    
17. chorion
    Outermost of the three membranes enclosing the embryo of reptiles, birds, and mammals; the amnion is the innermost membrane
    Found on http://www.talktalk.co.uk/reference/ency
    
    
18. chorion
    An extraembryonic membrane that participates in the formation of the placenta.
    Found on http://www.mhhe.com/biosci/abio/glossary
    
    
19. chorion
    An extraembryonic membrane that participates in the formation of the placenta.
    Found on http://www.mhhe.com/biosci/abio/glossary
    
    
20. chorion
    The two-layered structure formed from the trophoblast after implantation; secretes human chorionic gonadotropin.
    Found on http://www.emc.maricopa.edu/faculty/fara
    
    
21. Chorion
    :For the chorion in invertebrate eggs, see Chorion (egg). :For the entertainment company see Chorion (company). The `chorion` is one of the membranes that exist during pregnancy between the developing fetus and mother. It is formed by extraembryonic mesoderm and the two layers of troph...
    Found on http://en.wikipedia.org/wiki/Chorion
    
    
22. Chorion
    (company) `Chorion Limited` is a major international media production company with offices in London, New York and Sydney. The company produces TV shows and feature films, and is best known for the heritage properties included in its portfolio. These include children`s characters such as Padd...
    Found on http://en.wikipedia.org/wiki/Chorion
    
    
23. Chorion
    (egg) The `chorion` is the outermost membrane around the embryo in mammals, birds and reptiles. It develops from an outer fold on the surface of the yolk sac.<ref name="Brit_chorion">Entry of `chorion` in the Encyclopædia Britannica website http://www.britannica.com/EBchecked/...
    Found on http://en.wikipedia.org/wiki/Chorion