# Trinity Sunday

> English word · Proper noun

## Definitions
1. The Sunday after Whitsunday/Pentecost in the Western Christian tradition (or the Sunday of Pentecost in the Eastern Christian tradition), observed as a liturgical feast in honor of the Holy Trinity.

## Etymology
Trinity (short for the Christian Holy Trinity) + Sunday

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/trinity-sunday