Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “infancy”


noun [U] uk   /ˈɪn.fə us  
C2 the time when someone is a baby or a very young child: Her youngest child died in infancy.Stages of lifeChildren and babies be in its infancy C2 to be very new and still developing: The system is still in its infancy.NewModern and fashionable
(Definition of infancy from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of infancy?
Add Cambridge dictionaries to your browser to your website

Definitions of “infancy” in other dictionaries

Word of the Day


to throw or drop something carelessly

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More