exradius
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exradius — ex·radius … English syllables
inradius — ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ ̷ ̷ noun Etymology: in (IV) + radius : a radius of an inscribed circle or sphere opposed to exradius * * * /in ray dee euhs/, n., pl. inradii / dee uy /, inradiuses. Geom. the radius of the circle inscribed in a triangle. [IN +… … Useful english dictionary
