Standard Lemma guide

hypergolic

adj · noun · 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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  • /hʌɪpɚˈɡɒlɪk/
  • US: Recorded audio is listed in the source snapshot.

1

adj

Meaning 1

Igniting spontaneously upon contact with an oxidizer.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Qualifier: fuel

Topics: aeronautics, aerospace, business, chemistry, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Involving such a hypergolic agent.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: aeronautics, aerospace, business, chemistry, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A hypergolic propellant; a hypergol.

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

History

Etymology

From Ancient Greek ὑπέρ (hupér) + ἔργον (érgon, “work”) + -ol + -ic, after the model of German Hypergol and hypergolisch. Equivalent to hypergol + -ic.

Across languages

Translations

2 source translations are retained for this English entry.

  • German: hypergolisch — igniting spontaneously on contact with an oxidiser
  • Italian: ipergolico — igniting spontaneously on contact with an oxidiser