newborn baby

/ˌnuˈbɔrn ˌbeɪbi/

/ˈnubɔn ˈbeɪbi/

Other forms: newborn babies

Definitions of newborn baby

1. noun

   a baby from birth to four weeks
   synonyms: neonate, newborn, newborn infant

   types:

   liveborn infant

   infant who shows signs of life after birth

   low-birth-weight baby, low-birth-weight infant

   an infant born weighing less than 5.5 pounds (2500 grams) regardless of gestational age

   postmature infant

   infant born after 42 weeks of gestation; usually shows signs of placental insufficiency

   preemie, premature baby, premature infant, premie, preterm baby, preterm infant

   an infant that is born prior to 37 weeks of gestation

   SGA infant, small-for-gestational-age infant

   an infant whose size and weight are considerably less than the average for babies of the same age

   stillborn infant

   infant who shows no signs of life after birth

   term infant

   infant born at a gestational age between 37 and 42 completed weeks

   type of:

   babe, baby, infant

   a very young child (birth to 1 year) who has not yet begun to walk or talk