Standard Lemma guide

incombustible

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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  • /ˌɪŋkəmˈbʌstɪbəl/
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1

adj

Meaning 1

Not capable of catching fire and burning; not flammable.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any substance that is not flammable.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

not capable of igniting and burning

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: noncombustible

Antonyms: none provided

History

Etymology

From in- + combust + -ible.

Across languages

Translations

18 source translations are retained for this English entry.

  • Bulgarian: негорим (negorim) — not flammable
  • Catalan: incombustible — not flammable
  • Czech: nehořlavý — not flammable
  • French: incombustible — not flammable
  • German: unbrennbar — not flammable
  • German: unverbrennbar — not flammable
  • German: feuersicher — not flammable
  • Greek: άκαυστος (ákafstos) — not flammable
  • Irish: dodhóite — not flammable
  • Italian: incombustibile — not flammable
  • Northern Kurdish: neşewit — not flammable
  • Northern Kurdish: nesoj — not flammable
  • Northern Kurdish: agirnegir — not flammable
  • Polish: niepalny — not flammable
  • Portuguese: incombustível — not flammable
  • Spanish: incombustible — not flammable
  • Swedish: obrännbar — not flammable
  • Welsh: anhylosg — not flammable