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optic vesicle
op·tic ves·i·cle (plural op·tic ves·i·cles)


noun 
Definition:
 
embryonic retina and optic nerve: a fold of the embryonic forebrain that develops into the retina and optic nerve
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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