Standard Lemma guide

mullion

name · noun · verb · 5 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ˈmʌliən/
  • rhymes with -ʌliən

1

name

Meaning 1

A village and civil parish in south-west Cornwall, England (OS grid ref SW6719).

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

A locality in Yass Valley council area, Southern Tablelands, New South Wales, Australia.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A vertical bar between the panes of glass or casements of a window or the panels of a screen.

Definition source: English Wiktionary via Wiktextract

Topics: architecture

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: glazing bar, muntin

4

verb

Meaning 4

To shape into divisions by means of mullions.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

a nonstructural vertical strip between the casements or panes of a window (or the panels of a screen)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: strip, slip

History

Etymology

Alteration of monial (“mullion”), or metathesis of Middle English moyniel, both ultimately from Old French moinel.

Across languages

Translations

22 source translations are retained for this English entry.

  • Catalan: mainell — vertical bar between the casements of a window
  • Chinese Mandarin: 豎框 /竖框 (shùkuāng) — vertical bar between the casements of a window
  • Czech: sloupek — vertical bar between the casements of a window
  • Dutch: middenstijl — vertical bar between the casements of a window
  • Esperanto: fenestrofosto — vertical bar between the casements of a window
  • Finnish: jakokarmi — vertical bar between the casements of a window
  • French: meneau — vertical bar between the casements of a window
  • Galician: mainel — vertical bar between the casements of a window
  • German: Pfosten — vertical bar between the casements of a window
  • German: Mittelpfosten — vertical bar between the casements of a window
  • German: Stulp — vertical bar between the casements of a window
  • Italian: montante — vertical bar between the casements of a window
  • Italian: colonnina — vertical bar between the casements of a window
  • Macedonian: шпросна (šprosna) — vertical bar between the casements of a window
  • Norman: entré-panné — vertical bar between the casements of a window
  • Polish: pionowa szczeblina — vertical bar between the casements of a window
  • Polish: pionowy szpros — vertical bar between the casements of a window
  • Portuguese: mainel — vertical bar between the casements of a window
  • Russian: средник (srednik) — vertical bar between the casements of a window
  • Spanish: mainel — vertical bar between the casements of a window
  • Swedish: fönsterpost — vertical bar between the casements of a window
  • Swedish: spröjs — vertical bar between the casements of a window