Organic Chemical
small molecule
small mol·e·cule
Definitions related to small molecule:
  • A molecule with a low molecular weight that is not determined by a genome sequence.
    NCI
    U.S. National Cancer Institute, 2021
  • Class of organic chemicals proven to be extremely important to researchers exploring the functions of the cell at the molecular level; they also been valuable for treating everything from headaches to cancer; most medicines, from aspirin to antihistamines, are small molecule compounds.
    CRISP Thesaurus
    National Institutes of Health, 2006
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