1. A very young child (birth to 1 year) who has not yet begun to walk or talk
   "the infant began to cry again";
   - baby, babe [literary], bub [Austral, informal], bundle of joy
    
2. (law) someone too young to have full legal responsibility
   "As an infant, she needed a parent's consent";
   - minor

Derived forms: infants

Type of: child, kid [informal]

Encyclopedia: Infant, premature, diseases