Standard Lemma guide

fortuitous

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.

  • UK: /fɔːˈtjuː.ɪ.təs/
  • UK: /fɔːˈt͡ʃuː.ɪ.təs/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • General-American: /foɹˈt͡ʃu.ɪ.tɪs/
  • General-American: /foɹˈtu.ɪ.tɪs/
  • General-American: /-.ə.-/
  • General-American: /-ɾəs/
  • New-Zealand: /foːˈt͡ʃʉː.ɘ.tɘs/
  • New-Zealand: /fɘˈt͡ʃʉː.ɘ.tɘs/
  • New-Zealand: /-tjʉː.ɘ.tɘs/
  • CMU ARPABET: F AO0 R T UW1 IH0 T AH0 S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Happening by chance; coincidental, accidental.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: by accident, causeless, incidental, accidental, accidentary, adventitious, by the by, casual, chanceable, fortuitous, lippening, occasional, random, serendipitous, unforeseen, unintended, unintentional, unplanned

Antonyms: none provided

2

adj

Meaning 2

Happening by a lucky chance; lucky or fortunate.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: happy, providential, charmed, fortuitous, fortunate, freak, lucky, serendipitous, sonsy

Antonyms: none provided

3

adj

Meaning 3

Happening independently of human will.

Definition source: English Wiktionary via Wiktextract

Topics: law

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adjective satellite

Meaning 4

occurring by happy chance

Definition source: Princeton WordNet 3.0

Examples

  • profits were enhanced by a fortuitous drop in the cost of raw materials

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adjective satellite

Meaning 5

having no cause or apparent cause

Definition source: Princeton WordNet 3.0

Examples

  • a causeless miracle
  • fortuitous encounters--strange accidents of fortune
  • we cannot regard artistic invention as...uncaused and unrelated to the times

Meaning relationships

Synonyms: causeless, uncaused

Antonyms: none provided

History

Etymology

From Latin fortuītus.

Across languages

Translations

48 source translations are retained for this English entry.

  • Bulgarian: случаен (slučaen) — happening by chance, not necessarily a lucky one
  • Catalan: fortuït — happening by chance, not necessarily a lucky one
  • Chinese Mandarin: 偶然 (ǒurán) — happening by chance, not necessarily a lucky one
  • Czech: náhodný — happening by chance, not necessarily a lucky one
  • Dutch: toevallig — happening by chance, not necessarily a lucky one
  • Esperanto: hazarda — happening by chance, not necessarily a lucky one
  • Finnish: sattumanvarainen — happening by chance, not necessarily a lucky one
  • Finnish: satunnainen — happening by chance, not necessarily a lucky one
  • French: fortuit — happening by chance, not necessarily a lucky one
  • French: fortuite — happening by chance, not necessarily a lucky one
  • Georgian: შემთხვევითი (šemtxveviti) — happening by chance, not necessarily a lucky one
  • German: zufällig — happening by chance, not necessarily a lucky one
  • German: unvorhersehbar — happening by chance, not necessarily a lucky one
  • Hungarian: váratlan — happening by chance, not necessarily a lucky one
  • Hungarian: véletlen — happening by chance, not necessarily a lucky one
  • Ido: hazarda — happening by chance, not necessarily a lucky one
  • Italian: fortuito — happening by chance, not necessarily a lucky one
  • Japanese: 偶然 (gūzen) — happening by chance, not necessarily a lucky one
  • Latin: fortuītus — happening by chance, not necessarily a lucky one
  • Portuguese: fortuito — happening by chance, not necessarily a lucky one
  • Romanian: fortuit — happening by chance, not necessarily a lucky one
  • Romanian: accidental — happening by chance, not necessarily a lucky one
  • Romanian: întâmplător — happening by chance, not necessarily a lucky one
  • Russian: неожи́данный (neožídannyj) — happening by chance, not necessarily a lucky one
  • Spanish: fortuito — happening by chance, not necessarily a lucky one
  • Swedish: tillfällig — happening by chance, not necessarily a lucky one
  • Swedish: slumpartad — happening by chance, not necessarily a lucky one
  • Turkish: kazara — happening by chance, not necessarily a lucky one
  • Turkish: rastlantısal — happening by chance, not necessarily a lucky one
  • Turkish: tesadüfî — happening by chance, not necessarily a lucky one
  • Bulgarian: по щастлива случайност (po štastliva slučajnost) — happening by a lucky chance
  • Chinese Mandarin: 幸運 /幸运 (xìngyùn) — happening by a lucky chance
  • Chinese Mandarin: 僥倖 /侥幸 (jiǎoxìng) — happening by a lucky chance
  • Finnish: onnekas — happening by a lucky chance
  • Georgian: შემთხვევითი (šemtxveviti) — happening by a lucky chance
  • German: glücklich — happening by a lucky chance
  • German: glücklicherweise — happening by a lucky chance
  • German: durch glücklichen Zufall (einen) — happening by a lucky chance
  • Hungarian: szerencsés — happening by a lucky chance
  • Ido: hazardala — happening by a lucky chance
  • Ido: hazarda — happening by a lucky chance
  • Portuguese: afortunado — happening by a lucky chance
  • Russian: случа́йный (slučájnyj) — happening by a lucky chance
  • Turkish: şans eseri olarak — happening by a lucky chance
  • Bulgarian: неволен (nevolen) — law: happening independently of human will
  • Chinese Mandarin: 不可抗力的 (bùkěkànglì de) — law: happening independently of human will
  • Finnish: tahaton — law: happening independently of human will
  • Finnish: satunnainen — law: happening independently of human will