Meaning of the word retard in English

What does retard mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

retard

US /rɪˈtɑːrd/
UK /rɪˈtɑːrd/

Verb

1.

to make something slower:

Example:
A rise in interest rates would severely retard economic growth.

Noun

1.
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