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- pronunciation:
- rih
fraek
sh
 n
- features:
- Word Combinations (noun)
| part of speech: |
noun |
| definition 1: |
the bending of rays or waves of light, heat, sound, or the like when passed obliquely from one medium to another with a different rate of transmission.
Because of refraction, objects appear different when you look at them through a substance like water. |
| definition 2: |
the ability of the eye to bend light rays so as to form an image on the retina, or the testing of this ability, as by an optometrist.
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| derivation: |
refractional (adj.) |
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