Standard Lemma guide

backpressure

noun · 2 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

Pressure that is opposed to the desired flow of a fluid (through a duct).

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: fluid-dynamics, natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The buildup of unprocessed data due to a bottleneck; a technique to control the flow of data between producers and consumers.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From back + pressure.

Across languages

Translations

8 source translations are retained for this English entry.

  • Dutch: tegendruk — opposed pressure
  • Finnish: vastapaine — opposed pressure
  • French: contre-pression — opposed pressure
  • German: Gegendruck — opposed pressure
  • German: Rückdruck — opposed pressure
  • German: Staudruck — opposed pressure
  • Irish: frithbhrú — opposed pressure
  • Italian: contropressione — opposed pressure