newborn

/ˈnuːbɔːrn/
noun
  1. A baby that has just been born, usually within the first few days or weeks of life.
    • She gently held the newborn in her arms.
    • Newborns need to be fed every few hours.
    • The hospital has a special unit for newborns.
Antonyms
adjective
  1. Recently born; very young.
    • Newborn leaves appeared on the tree in early spring.
    • The newborn puppy could not open its eyes yet.
    • They bought a crib for their newborn baby.
  2. Newly created or started; in an early stage of development.
    • Their newborn friendship grew stronger over time.
    • The newborn democracy faced many challenges.
    • The company is still a newborn enterprise in the tech world.
Antonyms