Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “Trinity”


noun [U]    /ˈtrɪn·ɪ·t̬I/
(in many forms of Christianity) the three beings, Father, Son, and Holy Spirit, who are united as one God
(Definition of Trinity noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of Trinity

Definitions of “Trinity” in other dictionaries

Translations of “Trinity”

Word of the Day


the skill with which something was made or done

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