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hydrogen cycle. In DICTIOUS you will not only get to know all the dictionary meanings for the word
hydrogen cycle, but we will also tell you about its etymology, its characteristics and you will know how to say
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English
Noun
hydrogen cycle
- (biochemistry) the transmission of hydrogen from water to carbohydrates etc and back to water by living organisms
- the electrolysis or solar photolysis of water to give hydrogen and oxygen which are then recombined in a fuel cell to produce electricity