Radial
/ˈreɪdiəl/noun
Relating to or arranged like rays or radii; extending outward from a common center.
Did you know?The term 'radial' is linked to the Latin 'radius', meaning 'ray' or 'spoke', which also underlies concepts of guidance and direction in astrology and geometry.
Etymological Timeline
Proto-Indo-European
PIE
*rādos
“spoke of a wheel or ray of light.”
Latin
Latin
radius
“ray, spoke of a wheel, rod.”
Old French
Old French
radius
“spoke, ray.”
Late Middle English
Middle English
radial
“pertaining to rays, especially in geometry.”
Modern English
English
radial
“related to or resembling rays or radii in structure.”