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chromophore

Upper-Intermediate (B2)

IPA: //ˈkroʊməˌfɔːr//

KK: /kroʊməˌfɔr/

noun
Definition

A part of a molecule that can absorb light and gives color to that molecule.


Example

The chromophore in the dye is responsible for its bright red color.


Conversation
Sloth A
Have you ever heard of a chromophore in chemistry?
Sloth B
Yeah, I think it's that part of a molecule that gives it color, right?
Sloth A
Exactly! It absorbs light at specific wavelengths, which is pretty fascinating.
Sloth B
Totally! It's amazing how such small groups can affect color so much.

Synonyms & Antonyms
Synonyms
pigment
dye
colorant
Antonyms
bleach
decolorizer
whitener
Root Explanation

Chromophore → It is formed from "chromo-" (from Greek "chroma", meaning color) and "-phore" (from Greek "phoros", meaning bearer or carrier). The word "chromophore" refers to a part of a molecule responsible for its color, essentially a bearer of color.

Memory Tip

Think of 'color' ('chromo-') being carried or borne ('-phore') by a molecule — that's what a chromophore does.

Visually Confused Words
thermophore
osmophore
homophone
criophore
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