uk
/ˈreɪ.di.aɪ/ us

› plural of radiusParts of geometrical shapes

(Definition of radii from the Cambridge Advanced Learners Dictionary & Thesaurus
© Cambridge University Press)

What is the pronunciation of radii?
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You are looking at an entry to do with Geometry: parts of geometrical shapes, but you might be interested in these topics from the **Mathematics & arithmetic** topic area:

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“radii”: synonyms and related words:

When animals or people stampede, they all move quickly in the same direction, often because they are frightened.

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