Flame-retardant

adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A substance used to make an object flameproof.

    "The flame-retardant used on the child's pajamas would keep them from bursting into flame, but it caused a rash."

Adjective
  1. 1
    Hard to ignite; not supporting or conveying flame; tending to curtail flames' spread.
Adjective
  1. 1
    resistant to catching fire wordnet

Synonyms

All synonyms
fire-resistantfire-retardantfireproofflameproof

Example

More examples

"The U.S. Environmental Protection Agency has begun a major new risk assessment of 20 flame-retardant chemicals."

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.