non-combustible

A form of noncombustible — That will not readily ignite and burn.

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Meanings

adjectivenon-combustible (not comparable)
  1. alternativenot comparableAlternative form of noncombustible.

    Although the subway structure is of non-combustible material, a fire protection system, with fire hose cabinets on every underground platform, has been provided.

    1954 June, “Yonge Street Subway, Toronto”, in Railway Magazine, page 422

Origin

From non- + combustible

Full word history & related roots →
Cite this entry
APA

non-combustible. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/non-combustible

MLA

“non-combustible.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/non-combustible. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “non-combustible,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/non-combustible.

Source: non-combustible on Wiktionary, CC BY-SA 4.0.