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TOEFL BNC: 26603 COCA: 22096

chlorophyll

noun
/ˈklɒrəfɪl/
/ˈklɔːrəfɪl/
[uncountable]
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  1. the green substance in plants that takes in light from the sun to help them grow叶绿素 see also photosynthesisTopics Plants and treesc2, Biologyc2
    Word Originearly 19th cent.: coined in French from Greek khlōros ‘green’ + phullon ‘leaf’.
TOEFL BNC: 26603 COCA: 22096
TOEFL BNC: 26603 COCA: 22096
TOEFL BNC: 26603 COCA: 22096
chlorophyll
Substances in or from plants: agar, alkaloid, balsam...

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