অর্থ : The change in direction of a propagating wave (light or sound) when passing from one medium to another.
অর্থ : The amount by which a propagating wave is bent.
সমার্থক : deflection, deflexion
Refraction ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Refraction ka matlab kya hota hai?