Difference Between Newborn, Infant, and Baby

The World Health Organization (WHO) defines a newborn, infant, or neonate, as a child that’s under 28 days old. The child is in the highest risk zone.
The Merriam-Webster dictionary simply says a newborn is a child who is recently born and does not put an upper limit to the term.
Medical Dictionary  defines a newborn as a human infant from the time of birth through the 28th day of life.

There are different terms in English for the children between 0 to 4 years…These terms are interchangeable and means different to different people in different countries. It all depends on the source of reference. However, the general reference to these terms is for following age groups.
1.Newborn-Baby between 0 to 28 days of age
2.Infants-Baby anywhere between 0 to 1 year  of age (Medical Dictionary)
3.Baby-Baby between 0 to 4 years of age. According to Collins dictionary , A baby is a very young child, especially one that cannot yet walk or talk.


1. During very early days, use a damp washcloth to wipe baby’s gums after each feed.
2. Avoid putting the child to bed with a bottle of milk or sugar water. Use only water for bedtime bottles.
3. Use the soft toothbrush to clean baby’s teeth as soon as their first tooth shows up.
4. Brush baby’s teeth and gums twice each day, after breakfast and before bedtime.
5. Take baby to the Dentist every six months.
Don’t be shy from the Dentist. Take your baby regularly to him. According to the National Children’s Oral Health Foundation , 89 percent of babies under age 1 have been to a pediatrician or family physician, but only 1.5 percent has been seen by a dentist.
“The phrase ‘First visit by the first birthday’ sums it up well,” says Miller. “You should take your child to the dentist when the first tooth comes in, or by the time she turns one, whichever happens first.

For all children,you should

  • Start using a pea-sized amount of fluoride toothpaste when they are two years old. You might start sooner, if a dentist or doctor suggests it.
  • Provide healthy foods and limit sweet snacks and drinks
  • Schedule regular dental check-ups
Close Menu