retardant (C1)

noun

Pronunciation: rɪˈtɑːrdənt

Definition

A substance used to slow down or delay a chemical reaction, physical process, or the spread of fire.

Examples

• The building materials were treated with a flame retardant to meet modern safety codes.

• Engineers added a chemical retardant to the concrete mix to allow more time for pouring during hot weather.

• The forest service deployed a fire retardant to protect the nearby residential area from the encroaching blaze.

Synonyms of retardant

Words with a similar meaning to retardant:

• inhibitor
• suppressant
• buffer

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