Standard Lemma guide

heyday

intj · noun · 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.

  • hādā
  • /ˈheɪdeɪ/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪdeɪ
  • CMU ARPABET: HH EY1 D EY2 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

intj

Meaning 1

A lively greeting.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

intj

Meaning 2

An expression of frolic and exultation, and sometimes of wonder.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A period of success, popularity, or power; prime.

Definition source: English Wiktionary via Wiktextract

Examples

  • The early twentieth century was the heyday of the steam locomotive.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

An exultation of the spirits; gaiety; frolic.

Definition source: English Wiktionary via Wiktextract

Usage: archaic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

the period of greatest prosperity or productivity

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: flower, prime, peak, bloom, blossom, efflorescence, flush

Antonyms: none provided

Broader terms: time period, period of time, period

Narrower terms: golden age

History

Etymology

Late 16th century, from earlier heyda (1520s), as exclamation – compare hey, hei. Sense “period of success, vigor” is a respelling as heyday based on unrelated day (as “period of time”) – compare day in the sun.

Across languages

Translations

38 source translations are retained for this English entry.

  • Bulgarian: разцвет (razcvet) — a period of success, popularity or power
  • Bulgarian: апогей (apogej) — a period of success, popularity or power
  • Czech: rozkvět — a period of success, popularity or power
  • Czech: vrchol — a period of success, popularity or power
  • Czech: rozmach — a period of success, popularity or power
  • Danish: blomstringstid — a period of success, popularity or power
  • Danish: storhedstid — a period of success, popularity or power
  • Danish: velmagtsdage — a period of success, popularity or power
  • Dutch: hoogtijdag — a period of success, popularity or power
  • Dutch: bloeitijd — a period of success, popularity or power
  • Esperanto: zenito — a period of success, popularity or power
  • Finnish: kukoistuskausi — a period of success, popularity or power
  • French: âge d’or — a period of success, popularity or power
  • Galician: fastixio — a period of success, popularity or power
  • Galician: cume — a period of success, popularity or power
  • Galician: auxe — a period of success, popularity or power
  • German: Blütezeit — a period of success, popularity or power
  • Hungarian: fénykor — a period of success, popularity or power
  • Italian: auge — a period of success, popularity or power
  • Japanese: 全盛期 (zenseiki) — a period of success, popularity or power
  • Korean: 전성기 (jeonseonggi) — a period of success, popularity or power
  • Manx: ard-laa — a period of success, popularity or power
  • Māori: poutūmārōtanga — a period of success, popularity or power
  • Norwegian: glansperiode — a period of success, popularity or power
  • Polish: szczyt — a period of success, popularity or power
  • Polish: pełnia — a period of success, popularity or power
  • Polish: rozkwit — a period of success, popularity or power
  • Portuguese: auge — a period of success, popularity or power
  • Russian: расцве́т (rascvét) — a period of success, popularity or power
  • Russian: зени́т (zenít) — a period of success, popularity or power
  • Russian: лу́чшая пора́ (lúčšaja porá) — a period of success, popularity or power
  • Serbo-Croatian: про̏цва̄т — a period of success, popularity or power
  • Serbo-Croatian: зла́тнo до̑ба — a period of success, popularity or power
  • Serbo-Croatian: prȍcvāt — a period of success, popularity or power
  • Serbo-Croatian: zlátno dȏba — a period of success, popularity or power
  • Spanish: auge — a period of success, popularity or power
  • Swedish: storhetstid — a period of success, popularity or power
  • Ukrainian: ро́зквіт (rózkvit) — a period of success, popularity or power