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How to pronounce radii in American English
“radii” pronunciation by American speakers
Listen to radii the way American speakers say it — in real sentences from public video clips that play here, on YouTongue.
Hear “radii” in: all accents
“radii” in real sentences — American speakers
43 clips in the index. Clips come from public YouTube videos — parliaments, government agencies and independent channels.
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And they have radii, R1 and R2 respectively.
NIST
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Radii of the fillet and taxiway center lines are not concentric.
FAA
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IN ADDITION TO THAT, BOTH THE MASSES AND THE RADII OF THESE HABITABLE EARTH‑SIZE PLANETS.
NASA
Why real speech
A dictionary gives you one careful reading of radii. Conversation gives you the stress, the vowel reduction and the speed that people actually use — and they differ between accents. YouTongue plays the surrounding sentence, so you hear the word in the rhythm it belongs to.