mi·​cro·​mol·​e·​cule ˌmī-krō-ˈmäl-ə-ˌkyül How to pronounce micromolecule (audio)
: a molecule (as of an amino acid or a fatty acid) of relatively low molecular weight compare macromolecule
micromolecular adjective

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Cite this Entry

“Micromolecule.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/micromolecule. Accessed 24 Jul. 2024.

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