Embryology/ˌembriˈɑːlədʒi/ Definition 1 of 1Pro Tip 1/3Academic Field Embryology is a specialized scientific field studied by biologists and medical professionals. She decided to focus her research on embryology. Pro Tip 2/3Development Focus Embryology specifically refers to the earliest stages of development before birth or hatching. He found the embryology of sea turtles fascinating. Pro Tip 3/3Not Just Animals Embryology also includes the study of plant development, starting from the seed. Botanical embryology examines how a plant embryo forms inside a seed.