embryology

UK: /ˌɛmbriˈɒlədʒi/ US: (em′brē ol′ə jē)

Inflections of 'embryology' (n): npl: embryologies

WordReference Random House Unabridged Dictionary of American English © 2025

em•bry•ol•o•gy  (em′brē ol′ə jē), n., pl. -gies. 

1. Developmental Biology the science dealing with the formation, development, structure, and functional activities of embryos.
2. Developmental Biology the origin, growth, and development of an embryo:
   the embryology of the chick.

• 1840–50; embryo- + -logy

em•bry•o•log•i•cal  (em′brē ə loj′i kəl), em′bry•o•log′ic, adj.  em′bry•o•log′i•cal•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::

embryology / ˌɛmbrɪˈɒlədʒɪ/ noun

1. the branch of science concerned with the study of embryos
2. the structure and development of the embryo of a particular organism

embryological / ˌɛmbrɪəˈlɒdʒɪk^əl/, ˌembryoˈlogic adjective

ˌembryˈologist noun