Skip to main content
noncombustible

noncombustible

1 5.3
Does not catch fire or burn
  • adjective
  • /ˌnɒn.kəmˈbʌs.tə.bəl/
translation icon : no combustible
  • While some PM is noncombustible material from the original waste input, some is condensed gases from material vaporized during incineration but cooled into or onto particles.
  • noncombustible material

Examples

  • For safety, always use noncombustible materials in construction near heat sources.

  • It is important to keep noncombustible items away from flames to prevent fire hazards.

  • The fireplace was designed with noncombustible materials to ensure safety against fires.

Synonyms

fireproof
vsnoncombustible
5 4.0

Made so it does not burn in a fire

is about complete inability to catch fire rather than damage outcome
fire-resistant
vsnoncombustible
  • Specialized
3 4.1

Not easily burned in a fire

focuses on not catching fire rather than only resisting damage from heat
flameproof
vsnoncombustible
  • Specialized
1 3.9

Hard to burn or set on fire

is absolute inability to catch fire instead of just resisting ignition
nonflammable
vsnoncombustible
1 4.1

Does not catch fire or burn easily

expresses the same inability using slightly different wording about ignition
incombustible
vsnoncombustible
8.2

Not able to catch fire or burn

is the exact same meaning but differs in usual written form
unburnable
vsnoncombustible
4.7

Not able to burn or be set on fire

expresses absolute inability to catch fire rather than suitability for burning
fire-resistive
vsnoncombustible
  • Specialized
5.6

A material or building that is difficult to burn and able to stay whole in a fire for some time

means inability to catch fire at all rather than temporary resistance

Antonyms

18 5.1

Easily catches fire and burns

How Flammable

explosive
233 4.6
flammable
41 2.8
combustible
18 5.1
fire-resistant
  • Specialized
3 4.1
noncombustible
1 5.3

Surface Forms

noncombustible positive

Morphology

noncombustible = combustible (transparent) = non + combust + ible

The meaning follows directly from the prefix non- plus the adjective combustible.

Etymology

Noncombustible comes from the parts non- meaning 'not' and combustible meaning 'able to burn', so it describes something that will not catch fire.