Standard Lemma guide

Herculean

adj · 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.

  • US: /hɜːɹˈkjuːliən/
  • US: /ˌhɜːɹkjəˈliːən/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -uːliən
  • CMU ARPABET: HH ER0 K Y UW1 L IY0 AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Of extraordinary might, power, size, etc.; suggesting Hercules in size or strength.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Requiring a huge amount of work; of extraordinary difficulty.

Definition source: English Wiktionary via Wiktextract

Examples

  • a Herculean labour
  • 2006, Jeremy Clarkson, Top Gear (TV show), commenting on the Bugatti Veyron automobile The guys at Volkswagen have a Herculean task.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Alternative letter-case form of Herculean.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adjective satellite

Meaning 4

extremely difficult; requiring the strength of a Hercules

Definition source: Princeton WordNet 3.0

Examples

  • a herculean task

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adjective satellite

Meaning 5

displaying superhuman strength or power

Definition source: Princeton WordNet 3.0

Examples

  • herculean exertions

Meaning relationships

Synonyms: powerful

Antonyms: none provided

History

Etymology

Etymology tree English Hercules Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Old French -ainder. Middle English -an English -an English Herculean From Hercules + -an.

Across languages

Translations

26 source translations are retained for this English entry.

  • Asturian: herculeu — of extraordinary might, power, size, etc.
  • Catalan: herculi — of extraordinary might, power, size, etc.
  • Czech: herkulovský — of extraordinary might, power, size, etc.
  • French: herculéen — of extraordinary might, power, size, etc.
  • Galician: hercúleo — of extraordinary might, power, size, etc.
  • German: herkulisch — of extraordinary might, power, size, etc.
  • Greek: ηράκλειος (irákleios) — of extraordinary might, power, size, etc.
  • Ancient Greek: ἡράκλειος (hērákleios) — of extraordinary might, power, size, etc.
  • Hungarian: herkulesi — of extraordinary might, power, size, etc.
  • Italian: erculeo — of extraordinary might, power, size, etc.
  • Portuguese: hercúleo — of extraordinary might, power, size, etc.
  • Russian: богаты́рский (bogatýrskij) — of extraordinary might, power, size, etc.
  • Russian: исполи́нский (ispolínskij) — of extraordinary might, power, size, etc.
  • Russian: геркуле́сов (gerkulésov) — of extraordinary might, power, size, etc.
  • Russian: гера́клов (geráklov) — of extraordinary might, power, size, etc.
  • Spanish: hercúleo — of extraordinary might, power, size, etc.
  • Spanish: heracleo — of extraordinary might, power, size, etc.
  • Spanish: herculino — of extraordinary might, power, size, etc.
  • Swedish: herkulisk — of extraordinary might, power, size, etc.
  • Catalan: herculi — requiring a huge amount of work
  • Czech: herkulovský — requiring a huge amount of work
  • French: herculéen — requiring a huge amount of work
  • German: herkulisch — requiring a huge amount of work
  • Polish: benedyktyński — requiring a huge amount of work
  • Portuguese: hercúleo — requiring a huge amount of work
  • Swedish: herkulisk — requiring a huge amount of work