Definition of rubisco in English:


Line breaks: ru|bisco
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.
    More 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).

More definitions of rubisco

Definition of rubisco in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day astrogation
Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
(in science fiction) navigation in outer space