nnoun.phenomenonthe change in direction of a propagating wave (light or sound) when passing from one medium to anotherDerivationally Related Form:refract
Hypernyms:physical phenomenon
Inherited Hypernyms:refractionphysical phenomenonnatural phenomenonphenomenonprocessphysical entityentity
Direct Hyponyms:birefringencedouble refraction
Full Hyponyms:double refraction
nnoun.eventthe amount by which a propagating wave is bentSynset:deflection deflexion
Hypernyms:bend bending
Inherited Hypernyms:deflectionbendingmovementhappeningeventpsychological featureabstractionentity