Pronunciation
How to pronounce “radius”
“radius” is pronounced /ɹeɪdɪəs/ — 2 syllables.
The sound
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radius
/ɹeɪdɪəs/
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2 syllables. Stress the 'rad' part (say it longer and louder) and let the others relax — unstressed vowels often soften to a lazy /ə/.Meaning
the length of a line segment between the center and circumference of a circle or sphere
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