Standard Lemma guide

expiration

noun · 9 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.

  • Received-Pronunciation: /ˌɛk.spəˈɹeɪ̯.ʃən/
  • Received-Pronunciation: [ˌɛk.spəˈɹeɪ̯.ʃən] ~ [ˌɛk.spəˈɹeɪ̯.ʃn̩]
  • Southern-England: Recorded audio is listed in the source snapshot.
  • General-American: /ˌɛk.spɚˈeɪ̯.ʃən/
  • General-American: [ˌɛk.spɚˈeɪ̯.ʃən] ~ [ˌɛk.spɹ̩ˈeɪ̯.ʃn̩]
  • /ˌɛk.spaɪ̯ˈɹeɪ̯.ʃən/ educated
  • [ˌɛk.spaɪ̯ˈɹeɪ̯.ʃən] ~ [ˌɛk.spaɪ̯ˈɹeɪ̯.ʃn̩] educated
  • rhymes with -eɪʃən
  • CMU ARPABET: EH2 K S P ER0 EY1 SH AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

An act, process, or instance of expiring.

The act or process of breathing out, or forcing air from the lungs through the nose or mouth.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Examples

  • Holonym: respiration
  • crackles heard on expiration

Meaning relationships

Synonyms: exhalation

Antonyms: inspiration, inhalation

2

noun

Meaning 2

An act, process, or instance of expiring.

A single outward breath.

Definition source: English Wiktionary via Wiktextract

Usage: countable

Examples

  • labored expirations

Meaning relationships

Synonyms: exhalation

Antonyms: inspiration, inhalation

3

noun

Meaning 3

An act, process, or instance of expiring.

Other similar release of volatile matter.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: emission

Antonyms: none provided

4

noun

Meaning 4

An act, process, or instance of expiring.

The last emission of breath; thus, synonym of death.

Definition source: English Wiktionary via Wiktextract

Usage: countable, euphemistic, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: demise, quietus, death, tomb, celestial transfer, decease, decomposition, defunction, dematerialization, dirt nap, doom, exit, expiration, fatality, liquidation, mortality, passing, repose, sleep of the just, sunset, the big sleep, crash, downfall, fall, (the) bane, (the) end

Antonyms: none provided

5

noun

Meaning 5

An act, process, or instance of expiring.

Any other (metaphorically comparable) cessation, extinction, or ending.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Examples

  • expiration date

Meaning relationships

Synonyms: termination, end

Antonyms: none provided

6

noun

Meaning 6

An act, process, or instance of expiring.

That which is produced by breathing out, as a sound.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

the act of expelling air from the lungs

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: exhalation, breathing out

Antonyms: none provided

Broader terms: breath

Narrower terms: puffing, huffing, snorting, blow, puff, wind

8

noun

Meaning 8

euphemistic expressions for death

Definition source: Princeton WordNet 3.0

Examples

  • thousands mourned his passing

Meaning relationships

Synonyms: passing, loss, departure, exit, going, release

Antonyms: none provided

Broader terms: death, decease, expiry

9

noun

Meaning 9

a coming to an end of a contract period

Definition source: Princeton WordNet 3.0

Examples

  • the expiry of his driver's license

Meaning relationships

Synonyms: termination, expiry

Antonyms: none provided

Broader terms: end, ending

History

Etymology

From Middle English expiracioun, exspiracioun (“vapor, breath”), from Latin expīrātiōnem, exspīrātiōnem, accusative singular of expīrātiō, exspīrātiō. By surface analysis, expire + -ation.

Across languages

Translations

44 source translations are retained for this English entry.

  • Armenian: ժամկետի լրացում (žamketi lracʻum) — act of expiring
  • Armenian: սպառում (spaṙum) — act of expiring
  • Catalan: expiració — act of expiring
  • Czech: expirace — act of expiring
  • Finnish: erääntyminen — act of expiring
  • Finnish: umpeutuminen — act of expiring
  • French: expiration — act of expiring
  • Hungarian: lejárat — act of expiring
  • Hungarian: esedékesség — act of expiring
  • Italian: espirazione — act of expiring
  • Spanish: expiración — act of expiring
  • Spanish: caducación — act of expiring
  • Afrikaans: uitasem — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Assamese: নিশাহ (nixah) — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Bulgarian: издишване (izdišvane) — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Czech: výdech — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Finnish: ekspiraatio — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Finnish: uloshengitys — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • French: expiration — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Greek: εκπνοή (ekpnoḯ) — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Hungarian: kilégzés — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Hungarian: kilélegzés — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Italian: respirazione — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Spanish: espiración — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Swedish: exspiration — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Tagalog: luwashingahan — act or process of breathing out, or forcing air from the lungs through the nose or mouth; as, respiration consists of inspiration and expiration
  • Bulgarian: изтичане (iztičane) — emission of volatile matter; exhalation
  • French: expiration — emission of volatile matter; exhalation
  • Hungarian: kigőzölgés — emission of volatile matter; exhalation
  • Hungarian: kipárolgás — emission of volatile matter; exhalation
  • Italian: esalazione — emission of volatile matter; exhalation
  • Bulgarian: последно издихание (posledno izdihanie) — last emission of breath; death
  • Finnish: viimeinen henkäys — last emission of breath; death
  • Hungarian: lélek kilehelése — last emission of breath; death
  • Italian: cessazione — last emission of breath; death
  • Bulgarian: изтичане (iztičane) — coming to a close; cessation; extinction; termination; end
  • Bulgarian: свършване (svǎršvane) — coming to a close; cessation; extinction; termination; end
  • French: expiration — coming to a close; cessation; extinction; termination; end
  • Greek: λήξη (líxi) — coming to a close; cessation; extinction; termination; end
  • Italian: cessazione — coming to a close; cessation; extinction; termination; end
  • Italian: espirazione — coming to a close; cessation; extinction; termination; end
  • Italian: scadenza — coming to a close; cessation; extinction; termination; end
  • Sanskrit: उपरम (uparama) — coming to a close; cessation; extinction; termination; end
  • Italian: respiro — that which is expired; matter breathed forth; that which is produced by breathing out
Real reading context

expiration in complete knowledge articles