# ternion

> English word · Noun

## Definitions
1. A group of three things together; a ternary, triplet or triad.
2. A section of paper for a book containing three double leaves or twelve pages.

## Etymology
From Latin ternio, from terni (“three each”). See tern (adjective).

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