embryology
/ˌembrɪˈɒlədʒi/Definitions
1. noun
the branch of biology dealing with the study of the development and growth of animals and plants from fertilization to birth or germination
“The medical student excelled in embryology, but struggled with the practical applications of the subject.”
2. noun
the study of the development of a particular organ or tissue, especially in relation to its origin and function
“The researcher’s work in embryology shed new light on the development of the human heart.”