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em·bry·o·nate 'em-brē-ə-.nāt vi, -nat·ed; -nat·ing of an egg or zygote to produce or differentiate into an embryo
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em·bry·o·nate (emґbre-o-nāt) 1. pertaining to or resembling an embryo. 2. containing an embryo. 3. impregnated; fecundated.Medical dictionary. 2011.