Definition of rubisco in English:

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Pronunciation: /rʊˈbɪskəʊ/


[mass noun] Biochemistry
An enzyme present in plant chloroplasts, involved in fixing atmospheric carbon dioxide during photosynthesis and in oxygenation of the resulting compound during photorespiration.
Example sentences
  • The research also opens the door to new strategies that could help crop plants sidestep the unwanted, climate-driven influences on rubisco activase and the negative impacts on rubisco and photosynthesis.
  • UV radiation in the natural environment may harm biological organisms by damaging DNA, membranes and proteins, including the D1 protein of PSII and rubisco.
  • It is accepted that a protein like rubisco can not only have an enzymic function but can also act as a storage protein.


1980s: from r(ib)u(lose) + bis- + c(arb)o(xyl).

For editors and proofreaders

Line breaks: ru|bisco

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