# threesquare

> English word · Noun · IPA /ˈθɹiːskwɛə(ɹ)/

## Definitions
1. Several species of bulrush (biologically, sedges) with a triangular stem:
2. Several species of bulrush (biologically, sedges) with a triangular stem:

## Etymology
From three-square, referring to a cross-section of the plant's stem appearing as an equilateral triangle.

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