newborn
n. countable A2 Elementary US //ˈnubɔɹn// UK //njˈuːbɔːn// new·born
n. a baby that was born very recently, usually within the last few weeks. You use this word to describe the earliest stage of a child's life.
n. an infant in the first few weeks of life, typically up to one month old. Often used in medical or developmental contexts to distinguish the earliest stage of infancy.
The newborn sleeps for most of the day.
The hospital provides a specialized ward for newborns who require extra medical attention after birth.
Pediatricians monitor a newborn's reflexes and weight gain closely during the first month to ensure the infant is meeting critical developmental milestones.
From new + born.
Usage
Often used as a modifier before other nouns, such as 'newborn screening' or 'newborn care'.