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nonflammable

nonflammable

1 4.1
Does not catch fire or burn easily
  • adjective
  • /nɒnˈflæməbl/
translation icon : no inflamable
  • Systems are designed to process safely and efficiently a wide range of both flammable and nonflammable solvents with boiling points up to 500 Fahrenheit; they are available with capacities of 55 gallons per 8-hour shift.
  • nonflammable refrigerant

Examples

  • By blending refrigerants, it is possible to create new blends that are nonflammable but still contain moderately flammable refrigerants.

    Academic text (1998)
  • The new building materials are nonflammable, ensuring safety against fire.

  • Class 1 refrigerants are nonflammable; they show no flame propagation at ambient conditions at any concentration.

    Academic text (1998)
  • Class 1 zeotropic blends are formulated to be nonflammable even under the worst fractionation scenario.

    Academic text (1998)
  • Unlike the historical zeppelins, the new airship will be filled with nonflammable helium gas and have a rigid framework only at its keel.

    Academic text (2000)
  • NIST is now conducting tests to determine how much of one of these flammable mixtures can be added to a third nonflammable but lower-performing mixture before the resulting combination becomes flammable.

    Academic text (1992)
  • Meanwhile, Thomas Midgley, Jr., and Albert Henne published a paper in 1930 on fluorochemical refrigerants as a result of a search for stable, nontoxic, nonflammable, and efficient refrigerants.

    Academic text (1998)
  • Keep the cans of paint on a nonflammable surface to prevent any fire hazards.

  • Always store cleaning supplies in a nonflammable container to avoid accidents.

Synonyms

flame-retardant
vsnonflammable
  • Specialized
5 4.9

Not easily set on fire and designed to slow the spread of flames

is absolute meaning it cannot ignite rather than just slowing flames
fireproof
vsnonflammable
5 4.0

Made so it does not burn in a fire

is about not catching fire rather than surviving fire damage
fire-retardant
vsnonflammable
  • Specialized
5 4.4

Not easy to burn because it has a special treatment

is absolute inability to ignite instead of only slowing or delaying burning
fire-resistant
vsnonflammable
  • Specialized
3 4.1

Not easily burned in a fire

is absolute inability to catch fire rather than partial resistance
flameproof
vsnonflammable
  • Specialized
1 3.9

Hard to burn or set on fire

is absolute stating it cannot ignite rather than merely resisting ignition
noncombustible
vsnonflammable
1 5.3

Does not catch fire or burn

is the same meaning but uses a different common term
incombustible
vsnonflammable
8.2

Not able to catch fire or burn

is the same meaning but expressed in another common term
unburnable
vsnonflammable
4.7

Not able to burn or be set on fire

is stronger stating absolute inability to ignite rather than suitability
fire-resisting
vsnonflammable
  • Specialized
4.5

Does not burn easily in a fire, for example walls or doors

is absolute inability to ignite rather than difficulty resisting burning
fire-resistive
vsnonflammable
  • Specialized
5.6

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

is about never igniting rather than lasting for a fixed time

Antonyms

41 2.8

Able to catch fire and burn quickly

How Flammable

flammable
41 2.8
combustible
18 5.1
fire-resistant
  • Specialized
3 4.1
flame-retardant
  • Specialized
5 4.9
nonflammable
1 4.1

Surface Forms

nonflammable positive

Morphology

nonflammable = flammable (transparent) = non + flammable

Clear negation formed by the productive English prefix 'non-' added to the adjective 'flammable'.

Etymology

Nonflammable comes from non- meaning 'not' and flammable, which comes from the simple word flame meaning 'fire'. So nonflammable means 'not able to catch fire' and is used for things that do not burn.