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refraction

Upper-Intermediate (B2)

IPA: /rɪˈfrækʃən/

KK: /rɪˈfrækʃən/

noun
Definition

The bending of light or sound waves when they pass from one material to another, causing a change in direction.


Example

The refraction of light through a prism creates a rainbow effect.


Conversation
Sloth A
Have you ever heard about refraction in science class?
Sloth B
Yeah, I remember it has something to do with light bending, right?
Sloth A
Exactly! It’s fascinating how it can change the way we see things.
Sloth B
For sure! It’s amazing how light behaves differently in water compared to air.

Synonyms & Antonyms
Synonyms
bending
deflection
distortion
Antonyms
reflection
transmission
absorption
Root Explanation

Refraction → It is formed from "re-" (meaning again) and "frangere" (meaning to break). The word describes the phenomenon of light bending or breaking as it passes through different mediums.

Memory Tip

Think of light 'breaking' ('frangere') 'again' ('re-') as it travels through different materials, which helps you remember that refraction is about the bending of light.

Visually Confused Words
birefraction
retraction
effraction
arefaction
reaction
fraction
nonrefraction
rubefaction
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