Phrase guide

perpetual motion machine of the second kind

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

A perpetual motion machine that spontaneously converts thermal energy into mechanical work.

Definition source: English Wiktionary via Wiktextract

Topics: natural-sciences, physical-sciences, physics, pseudoscience

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

5 source translations are retained for this English entry.

  • Chinese Mandarin: 第二類永動機 /第二类永动机 (dì-èr lèi yǒngdòngjī) — perpetual motion machine
  • Finnish: toisen lajin ikiliikkuja — perpetual motion machine
  • German: Perpetuum mobile zweiter Art — perpetual motion machine
  • Polish: perpetuum mobile drugiego stopnia — perpetual motion machine
  • Romanian: perpetuum mobile de speța a doua — perpetual motion machine