chlorophyll
pronunciation
How to pronounce chlorophyll in British English:
UK [ˈklɒrəfɪl]
How to pronounce chlorophyll in American English:
US [ˈklɔːrəfɪl]
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- Noun:
- any of a group of green pigments found in photosynthetic organisms
Word Origin
- chlorophyll (n.)
- green-colored stuff in plants, 1819, from French chlorophyle (1818), coined by French chemists Pierre-Joseph Pelletier (1788-1842) and Joseph Bienaimé Caventou (1795-1877) from Greek khloros "pale green" (see Chloe) + phyllon "a leaf" (see phyllo-).
Example
- 1. The secret ingredient is chlorophyll , which aids in overall digestive function .
- 2. Scientists use these observations to estimate chlorophyll concentration ( bottom ) in the water .
- 3. When there 's a lot of chlorophyll around , they see a lot of green light .
- 4. Plants look green because the chlorophyll pigment in their leaves absorbs pretty much all sunlight except green .
- 5. These deviations reveal spectroscopic features associated with the absorption or emission of light from molecules of biological interest such as oxygen or chlorophyll .