# heartwood

> English word · Noun · IPA /ˈhɑɹtˌwʊd/ · frequency rank #89,445

## Definitions
1. The wood nearer the heart of a stem or branch, different in color from the sapwood.

## Etymology
From heart + wood.

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