Embryo
From BiblePortal Wikipedia
Webster's Dictionary [1]
(1): ( n.) The first rudiments of an organism, whether animal or plant
(2): ( a.) Pertaining to an embryo; rudimentary; undeveloped; as, an embryo bud.
(3): ( n.) The germ of the plant, which is inclosed in the seed and which is developed by germination.
(4): ( n.) The young of an animal in the womb, or more specifically, before its parts are developed and it becomes a fetus (see Fetus).
The Nuttall Encyclopedia [2]
The scientific term for the young of an animal while yet in the initial stage of development in the womb; also applied to the plant in its rudimentary stage within the seed.