Embryo

Part of speech: noun (n.)

1. The first rudiments of an organism, whether animal or plant; as:

2. The young of an animal in the womb, or more specifically, before its parts are developed and it becomes a fetus (see Fetus).

3. The germ of the plant, which is inclosed in the seed and which is developed by germination. In embryo, in an incipient or undeveloped state; in conception, but not yet executed. "The company little suspected what a noble work I had then in embryo." Swift.

Part of speech: adjective (a.)

Pertaining to an embryo; rudimentary; undeveloped; as, an embryo bud.