photosynthesis
/ˌfəʊ.təʊˈsɪn.θə.sɪs/
fəʊ · TƏƱSꞮN · θə · sɪs (4 syllables)
English
Noun Top 36,156
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Definition
Any process by which plants and other photoautotrophs convert light energy into chemical energy.
Etymology
From photo- + synthesis.
Example Sentences
- "Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis: the ability to convert water and carbon dioxide into carbohydrates and waste oxygen using solar energy."
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