Standard Lemma guide

overpressure

noun · verb · 3 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

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  • Received-Pronunciation: /ˌəʊ̯.vəˈpɹɛʃ.ə/
  • General-American: /ˌoʊ.vɚˈpɹɛʃ.ɚ/
  • US: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

excess or markedly elevated pressure, especially a transient high pressure due to a shock wave

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

2

verb

Meaning 2

To subject to a high pressure

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 transient air pressure greater than the surrounding atmospheric pressure

Definition source: Princeton WordNet 3.0

Examples

  • the overpressure of the blast kills by lethal concussion

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: atmospheric pressure, air pressure, pressure

History

Etymology

Etymology tree Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Germanic *uber Old English ofer- Middle English over- English over- English pressure English overpressure From over- + pressure.

Across languages

Translations

8 source translations are retained for this English entry.

  • Bulgarian: свръхналягане (svrǎhnaljagane) — excess or markedly elevated pressure
  • Czech: přetlak — excess or markedly elevated pressure
  • Finnish: ylipaine — excess or markedly elevated pressure
  • German: Überdruck — excess or markedly elevated pressure
  • Italian: sovrappressione — excess or markedly elevated pressure
  • Norwegian: overtrykk — excess or markedly elevated pressure
  • Spanish: sobrepresión — excess or markedly elevated pressure
  • Swedish: övertryck — excess or markedly elevated pressure