Meaning & use

chloro-

prefix·Advanced

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A combining form meaning 'green' or relating to chlorine, used to form scientific and technical words.

See it in a sentence

Chlorophyll gets its name from the Greek roots for 'green leaf,' using the prefix chloro-.

Chloroform contains chlorine atoms, as its chloro- prefix suggests.

A note on using this word

Found in many scientific terms such as 'chlorophyll,' 'chloroform,' and 'chlorofluorocarbon'; comes from the Greek word 'chloros,' meaning green.

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