molecular

adjective

mo·​lec·​u·​lar mə-ˈle-kyə-lər How to pronounce molecular (audio)
1
: of, relating to, consisting of, or produced by molecules
molecular oxygen
2
: of or relating to individual or small components
a molecular view of the American Civil War
molecularly adverb

Examples of molecular in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This data will more closely resemble real-world data than existing synthetic data, down to the molecular or sub-atomic level, while also being far cheaper and easier to produce. Bernard Marr, Forbes.com, 10 Apr. 2025 The data set from the research contains 84,000 neurons, 500 million synapses and neuronal wiring that could extend the length of New York’s Central Park nearly one and a half times, molecular biologists Mariela Petkova and Gregor Schuhknecht wrote. Karissa Waddick, USA Today, 10 Apr. 2025 The clue placed the species in Southeast Asia for the first time, though scientists were not able to get any definitive molecular information from the molar to confirm it. Katie Hunt, CNN Money, 10 Apr. 2025 It’s powered by 234 dalton ultra-low molecular collagen—meaning the collagen particles are small enough to absorb deeply and effectively into the skin. Annie Blackman, Allure, 10 Apr. 2025 See All Example Sentences for molecular

Word History

First Known Use

1770, in the meaning defined at sense 1

Time Traveler
The first known use of molecular was in 1770

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Cite this Entry

“Molecular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/molecular. Accessed 17 Apr. 2025.

Kids Definition

molecular

adjective
mo·​lec·​u·​lar mə-ˈlek-yə-lər How to pronounce molecular (audio)
: of, relating to, or produced by molecules

Medical Definition

molecular

adjective
mo·​lec·​u·​lar mə-ˈlek-yə-lər How to pronounce molecular (audio)
1
: of, relating to, consisting of, or produced by molecules
molecular oxygen
2
: relating to or emphasizing individual responses or structures of behavior
proceed by more and more detailed analysis to the molecular facts of perceptionG. A. Miller
compare molar entry 3 sense 2
molecularity noun
plural molecularities
molecularly adverb

More from Merriam-Webster on molecular

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