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
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This is followed by, among other special effects, a duck presentation dressed in that quintessential molecular gastronomy topping — foam — while burstable pixelated bubbles float across the table, and a plated course of hamachi and seaweed served as schools of bright fish swim amid coral below. Gary Baum, HollywoodReporter, 19 Apr. 2025 But with Owsley acid, purity connotes something more than the molecular immaculacy of the compound. John Semley, Rolling Stone, 19 Apr. 2025 With local transitional knowledge and molecular classification of the soil, the team observed four groups of gorillas every day for almost 10 years. Laura Baisas, Popular Science, 17 Apr. 2025 Their efforts uncovered the distinct molecular profiles of gases — dimethyl sulfide, or DMS, and dimethyl disulfide, or DMDS — that on Earth are generated by living organisms, suggesting the potential presence of microbial life, researchers said. Jessica Schladebeck, New York Daily News, 17 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 26 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

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