nucleoside
nounUS /ˈn(j)u(ː)kliəˌsaɪd/
Etymology Probably from nucleo- + (glyc)oside.
1
Biochemistry, Biology, Chemistry, Microbiology, Natural sciences, Physical sciences an organic molecule in which a nitrogenous heterocyclic base (or nucleobase), which can be either a double-ringed purine or a single-ringed pyrimidine, is covalently attached to a five-carbon pentose sugar (deoxyribose in DNA or ribose in RNA). When the phosphate group is covalently attached to the pentose sugar, it forms a nucleotide.
- Derived terms
- aminonucleoside, anhydronucleoside, antinucleoside, azanucleoside, C-nucleoside, deoxynucleoside, desoxynucleoside, dideoxynucleoside, dinucleoside, ectonucleoside, internucleoside, iodonucleoside, mononucleoside, nonnucleoside, nucleosidase, nucleosidic, oligonucleoside, phosphonucleoside, ribonucleoside, thionucleoside
- Related terms
- DNA, nucleobase, nucleotide, RNA
- Meronyms
- nucleobase