neonatologist

1 of 2

noun

neo·​na·​tol·​o·​gist ˌnē-ə-nāt-ˈäl-ə-jəst How to pronounce neonatologist (audio)
: a specialist in neonatology

neonatology

2 of 2

noun

neo·​na·​tol·​o·​gy ˌnē-ə-nāt-ˈäl-ə-jē How to pronounce neonatology (audio)
plural neonatologies
: a branch of medicine concerned with the care, development, and diseases of newborn infants

Browse Nearby Words

Cite this Entry

“Neonatologist.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/neonatologist. Accessed 5 Jul. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!