# filbert

> English word · Noun · IPA /ˈfɪlbət/ · frequency rank #77,676

## Definitions
1. The hazelnut.
2. The hazel tree.
3. A paintbrush used in oil and acrylic painting with a long ferrule and a curving, tongue-shaped head.

## Etymology
Earlier filbert-nut, Philibert-nut, from Middle English filbert-note, from Anglo-Norman noix de filbert, so named because they are ripe near Saint Philibert’s Day.

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