- Make an apparent change of direction of portion of an object in water - To bend sharply and abruptly back; to break off. - To break the natural course of, as rays of light orr heat,
when passing from one transparent medium to another of different
density; to cause to deviate from a direct course by an action distinct
from reflection; as, a dense medium refrcts the rays of light as they
pass into it from a rare medium.