infantile

play
adjective in·fan·tile \ˈin-fən-ˌtī(-ə)l, -təl, -ˌtēl, -(ˌ)til\

Definition of infantile

  1. 1 :  of or relating to infants or infancy

  2. 2 :  suitable to or characteristic of an infant; especially :  very immature <infantile humor>

infantility

play \ˌin-fən-ˈti-lə-tē\ noun

Examples of infantile in a sentence

  1. <the infantile humor that teenage boys are justly famous for>

1696

First Known Use of infantile

1696


INFANTILE Defined for English Language Learners

infantile

play
adjective in·fan·tile \ˈin-fən-ˌtī(-ə)l, -təl, -ˌtēl, -(ˌ)til\

Definition of infantile for English Language Learners

  • : annoying and childish : very silly in a way that is not appropriate or polite

  • medical : affecting babies or very young children


INFANTILE Defined for Kids

infantile

play
adjective in·fan·tile \ˈin-fən-ˌtīl\

Definition of infantile for Students

  1. :  childish 2 <infantile behavior>


Medical Dictionary

adjective in·fan·tile \ˈin-fən-ˌtīl, -təl, -ˌtēl, -(ˌ)til\

Medical Definition of infantile

  1. 1:  of, relating to, or occurring in infants or infancy <infantile eczema>

  2. 2:  suitable to or characteristic of an infant; especially :  very immature



Seen and Heard

What made you want to look up infantile? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

skillful, artistic, or intricate

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • hot-dog--hot-dog--hot-dog--hot-dog-cat
  • Which of the following words is not a synonym for ‘a young person’?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ