bud definition biology
Bud. Definition. noun, plural: buds. (general) An immature or undeveloped structure that develops into a bodily structure or a new individual. (biology) A small outgrowth from the parent organism, which becomes a new individual; a gemma. (botany) A small swelling or protuberance on a stem or branch of a plant, containing the undeveloped shoot, leaf, or flower. (zoology) A weaned calf on its first year, and whose horns are beginning to bud or form.