# bridgeboard

> English word · Noun

## Definitions
1. A notched board to which the treads and risers of the steps of wooden stairs are fastened.
2. A board or plank used as a bridge.

## Etymology
From bridge + board.

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