Phrase guide

hydrogen economy

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.

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1

noun

Meaning 1

A hypothetical future economy in which the primary form of stored energy for mobile applications and load balancing is hydrogen (H2), and, in particular, hydrogen replaces fossil fuels in automobiles.

Definition source: English Wiktionary via Wiktextract

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Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

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Across languages

Translations

3 source translations are retained for this English entry.

  • Finnish: vetytalous — an economy based on hydrogen as primary form of stored energy
  • German: Wasserstoffwirtschaft — an economy based on hydrogen as primary form of stored energy
  • Korean: 수소경제 (susogyeongje) — an economy based on hydrogen as primary form of stored energy