Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “retardant”

retardant

noun [C or U], adjective uk   /rɪˈtɑː.dənt/ us    /-ˈtɑːr-/
(a substance) that makes the progress or growth of something slower: Pot plants are commonly treated with (a) growth retardant so that they retain their shape. fire/flame retardant furniture (= furniture that does not burn easily)Preventing and impedingLimiting and restricting
(Definition of retardant from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of retardant?
Add Cambridge dictionaries to your browser to your website

More meanings of “retardant”

Translations of “retardant”

Word of the Day

aptitude

a natural ability or skill

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More