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English definition of “radial”

radial

adjective uk   /ˈreɪ.di.əl/ us  

radial adjective (spreading from centre)

spreading out from a central point: a radial road systemSpreading and scattering specialized medical relating to the area around the central part of the bodyAnimal anatomy

radial adjective (bone)

specialized medical relating to the radius (= the thicker of the two bones in the lower arm)The arm

radial adjective (like a ray)

specialized medical relating to the shape of a ray : A catheter was placed directly into the radial artery in his forearm.
radially
adverb uk   /-i/ us  
Spreading and scattering

radial

noun [C] uk   /ˈreɪ.di.əl/ (UK also radial tyre, US also radial tire) us  
a tyre that has strings inside the rubber that go across the edge of the wheel at an angle of 90° rather than along itThe exterior of vehicles
(Definition of radial from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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