Coloboma: A congenital malformation (birth defect) in which part of the eye does not form due to failure of fusion of an embryonic feature called the intraocular fissure. The resultant coloboma can be likened to a missing slice from a pie that may involve a number of different structures within the eye including the choroid, iris, lens, optic nerve
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[ New Latin from Greek ..., the part taken away in mutilation, from ... to mutilate.] (Anat. & Med.)
A defect or malformation; esp., a fissure of the iris supposed to be a persistent embryonic cleft.
Found on http://www.encyclo.co.uk/webster/C/111
Congenital anomaly in which some of the structures of the eye are absent due to incomplete fusion of the foetal intraocular fissure during gestation. ... (12 Dec 1998) ...
Found on http://www.mondofacto.com/facts/dictionary?coloboma
(kol″o-bo´mә) pl. colobomas, colobo´mata a defect of tissue. particularly, a defect of some ocular tissue, usually due to failure of part of the fetal fissure to close; it may affect the choroid, ciliary body, eyelid (palpebral coloboma, colobo´ma palpebra´le), iris (colobo´ma i´ridis), lens (co...
Found on http://www.encyclo.co.uk/local/21001
• (n.) A defect or malformation; esp., a fissure of the iris supposed to be a persistent embryonic cleft.
Found on http://thinkexist.com/dictionary/meaning/coloboma/
failure of one or more structures in the eye to fuse during embryonic life, creating a congenital fissure in that eye. Frequently several structures ...
Found on http://www.britannica.com/eb/a-z/c/110
Type: Term Pronunciation: kol-ō-bō′mă Definitions: 1. Any defect, congenital, pathologic, or artificial, especially of the eye due to incomplete closure of the retinal fissure.
Found on http://www.medilexicon.com/medicaldictionary.php?t=18987
A coloboma (from the Greek koloboma, meaning defect, and also part of the rare Cat eye syndrome) is a hole in one of the structures of the eye, such as the iris, retina, choroid or optic disc. The hole is present from birth and can be caused when a gap called the choroid fissure between two structures in the eye, which is present during early stag
Found on http://en.wikipedia.org/wiki/Coloboma
A rare birth defect in which there is a gap in one of the eye's structures. Approximately one out of every 10,000 people will be affected with coloboma. The gap can be in the eyelid, iris, lens, retina, optic disc or any other part of the eye. Often times, the eye itself will appear as if there is a split in it. During fetal eye development, th...
Found on http://www.pregnology.com/AZ/C/7
A defect of any tissue of the eye.
Found on http://www.thehorse.com/Glossary.xhtml?L=C
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