# beadboard

> English word · Noun

## Definitions
1. Wooden boards with a bead or ridge running their length used for paneling walls or ceilings.
2. A construction material made from "beads" of expanded polystyrene compressed together.

## Etymology
From bead + board.

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