micromolecule
noun
mi·cro·mol·e·cule
ˌmī-krō-ˈmäl-ə-ˌkyül 
: a molecule (as of an amino acid or a fatty acid) of relatively low molecular weight compare macromolecule
Cite this Entry
“Micromolecule.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/micromolecule. Accessed 2 May. 2025.
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