Phrase guide

power dissipation

noun · 1 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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1

noun

Meaning 1

The process in which an electric or electronic device produces heat (or other waste energy) as an unwanted byproduct of its primary action.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Examples

  • Central processing unit power dissipation is a central concern in computer architecture.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

power (“electric power”) + dissipation (“loss of energy (usually as heat) from a dynamic system”)

Across languages

Translations

3 source translations are retained for this English entry.

  • Finnish: tehohäviö — waste of power as heat
  • Finnish: tehonhukka — waste of power as heat
  • German: Leistungsaufnahme — waste of power as heat