Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “infancy”


noun [U]    /ˈɪn·fən·si/
the state or period of being a baby , or fig. the early stage of growth or development of something: fig. Bird research on the island is still in its infancy.
(Definition of infancy noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of infancy

Definitions of “infancy” in other dictionaries

Word of the Day


a good knowledge of something, or the fact that you know it so well

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