guanosine

noun
gua·​no·​sine | \ˈgwä-nə-ˌsēn \

Definition of guanosine 

: a nucleoside C10H13N5O5 composed of guanine and ribose

First Known Use of guanosine

1909, in the meaning defined above

History and Etymology for guanosine

guan- (as in guanine) + ribose + -ine

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The first known use of guanosine was in 1909

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guanosine

noun
gua·​no·​sine | \ˈgwän-ə-ˌsēn \

Medical Definition of guanosine 

: a nucleoside C10H13N5O5 composed of guanine and ribose

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