Standard Lemma guide

mainstay

noun · 6 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.

  • /ˈmeɪn.steɪ/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: M EY1 N S T EY2 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A chief support.

Definition source: English Wiktionary via Wiktextract

Examples

  • Agriculture is the mainstay of this country’s economy.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Someone or something that can be depended on to make a regular contribution.

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 stabilising rope from high on the mainmast to the base of the foremast.

Definition source: English Wiktionary via Wiktextract

Topics: nautical, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

the forestay that braces the mainmast

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: forestay

5

noun

Meaning 5

a central cohesive source of support and stability

Definition source: Princeton WordNet 3.0

Examples

  • faith is his anchor
  • the keystone of campaign reform was the ban on soft money
  • he is the linchpin of this firm

Meaning relationships

Synonyms: anchor, keystone, backbone, linchpin, lynchpin

Antonyms: none provided

Broader terms: support

6

noun

Meaning 6

a prominent supporter

Definition source: Princeton WordNet 3.0

Examples

  • he is a pillar of the community

Meaning relationships

Synonyms: pillar

Antonyms: none provided

Broader terms: supporter, protagonist, champion, admirer, booster, friend

History

Etymology

From Middle English main stai, equivalent to main + stay (“rope”).

Across languages

Translations

49 source translations are retained for this English entry.

  • Bulgarian: опора (opora) — chief support
  • Bulgarian: устои (ustoi) — chief support
  • Catalan: puntal — chief support
  • Chinese Mandarin: 支柱 (zhīzhù) — chief support
  • Chinese Mandarin: 中流砥柱 (zhōngliúdǐzhù) — chief support
  • Dutch: hoofdpijler — chief support
  • Dutch: steunpilaar — chief support
  • Esperanto: ĉefsubtenanto — chief support
  • Esperanto: ĉefsubtenantilo — chief support
  • Estonian: tugisammas — chief support
  • Finnish: tukipilari — chief support
  • Finnish: selkäranka — chief support
  • Finnish: kulmakivi — chief support
  • French: pilier — chief support
  • German: Stütze — chief support
  • German: tragende Säule — chief support
  • German: Stützpfeiler — chief support
  • German: Standbein — chief support
  • Hungarian: támasz — chief support
  • Hungarian: erősség — chief support
  • Hungarian: bástya — chief support
  • Hungarian: oszlop — chief support
  • Hungarian: pillér — chief support
  • Hungarian: talpkő — chief support
  • Irish: comhla chatha — chief support
  • Italian: base — chief support
  • Italian: pilastro — chief support
  • Portuguese: carro-chefe — chief support
  • Russian: опло́т (oplót) — chief support
  • Russian: опо́ра (opóra) — chief support
  • Russian: тверды́ня (tverdýnja) — chief support
  • Spanish: pilar — chief support
  • Swedish: stöttepelare — chief support
  • Swedish: hörnsten — chief support
  • Finnish: kantava voima — something that can be depended on to make a regular contribution
  • German: feste Größe — something that can be depended on to make a regular contribution
  • Korean: 기둥 (gidung) — something that can be depended on to make a regular contribution
  • Bulgarian: гротщаг (grotštag) — nautical: stabilizing rope
  • Catalan: estai major — nautical: stabilizing rope
  • Dutch: grootstag — nautical: stabilizing rope
  • Estonian: groottaak — nautical: stabilizing rope
  • Finnish: isoharus — nautical: stabilizing rope
  • French: grand étai — nautical: stabilizing rope
  • German: Großstag — nautical: stabilizing rope
  • German: Hauptstag — nautical: stabilizing rope
  • Portuguese: esteio — nautical: stabilizing rope
  • Russian: гро́та-шта́г (gróta-štág) — nautical: stabilizing rope
  • Spanish: estay mayor — nautical: stabilizing rope
  • Swedish: storstag — nautical: stabilizing rope