IPA: /ˌpiːeɪdiˈætrɪən/
KK: /ˌpiːeɪdiˈætrɪən/
A doctor who specializes in the medical care of children.
The paediatrician recommended a vaccination schedule for my baby.
Paediatrician → It is formed from "paediatr-" (from Greek "paidiatrēs", meaning healer of children) and "-ician" (meaning a specialist or practitioner). The word refers to a medical specialist who heals or treats children.
Think of a 'healer of children' ('paediatr-') who is a specialist ('-ician') in caring for young patients.