How do you pronounce "retardation"?

In American English: /riːtɑːrˈdeɪʃən/ (reet-ahr-DAYSH-uhn). In British English: /ɹɪtɑːdˈeɪʃən/ (rit-ahd-AYSH-uhn). In Canadian English: /riːtɑːrˈdeɪʃən/ (reet-ahr-DAYSH-uhn). In Australian English: /ɹɪtɑːdˈeɪʃən/ (rit-ahd-AYSH-uhn).

Is "retardation" pronounced differently in American and British English?

Yes. In American English it's pronounced /riːtɑːrˈdeɪʃən/ (reet-ahr-DAYSH-uhn), while in British English it's /ɹɪtɑːdˈeɪʃən/ (rit-ahd-AYSH-uhn).

How to Pronounce "retardation"

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retardation

regional

/riːtɑːrˈdeɪʃən/

reet-ahr-DAYSH-uhn

Syllable Breakdown

riːtre·ɑːrtar·deɪʃda·əntion

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14