n. | 1. | (Biol.) The first rudiments of an organism, whether animal or plant
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a. | 1. | Pertaining to an embryo; rudimentary; undeveloped; |
Noun | 1. | embryo - (botany) a minute rudimentary plant contained within a seed or an archegonium |
2. | embryo - an animal organism in the early stages of growth and differentiation that in higher forms merge into fetal stages but in lower forms terminate in commencement of larval life Synonyms: conceptus, fertilized egg |