Standard Lemma guide

threesquare

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈθɹiːskwɛə(ɹ)/

1

noun

Meaning 1

Several species of bulrush (biologically, sedges) with a triangular stem:

Schoenoplectus americanus (American threesquare, Olney's bulrush, chairmaker's bulrush).

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Several species of bulrush (biologically, sedges) with a triangular stem:

Schoenoplectus pungens (common threesquare, sharp club-rush)

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

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

Across languages

Translations

11 source translations are retained for this English entry.

  • Polish: oczeret amerykański — Schoenoplectus americanus
  • Translingual: Schoenoplectus americanus — Schoenoplectus americanus
  • Czech: skřípinec pichlavý — Schoenoplectus pungens
  • Dutch: stekende bies — Schoenoplectus pungens
  • French: scirpe piquant — Schoenoplectus pungens
  • German: Amerikanische Teichbinse — Schoenoplectus pungens
  • German: Amerikanische Teichsimse — Schoenoplectus pungens
  • Upper Sorbian: štapata syć — Schoenoplectus pungens
  • Translingual: Schoenoplectus pungens — Schoenoplectus pungens
  • Ukrainian: куга колюча (kuha koljuča) — Schoenoplectus pungens
  • Welsh: llafrwynen finiog — Schoenoplectus pungens