# backbore

> English word · Noun

## Definitions
1. The section between the throat and shank of the mouthpiece of a brass instrument.

## Etymology
From back + bore.

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