# tierceron

> English word · Noun · IPA /ˈtɪə(ɹ)səɹɒn/

## Definitions
1. A type of rib in Gothic vaulting, springing from the intersection of two other ribs.

## Etymology
From French tierceron, from tierce (“third”) + -eron.

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