molecular biology


Definition of molecular biology

: a branch of biology dealing with the ultimate physicochemical organization of living matter and especially with the molecular basis of inheritance and protein synthesis

Other Words from molecular biology

molecular biologist noun

Examples of molecular biology in a Sentence

Recent Examples on the Web Chelsea was studying business management while minoring in Spanish while Kelli was studying biochemistry and molecular biology. Perry Vandell, The Arizona Republic, 14 Apr. 2022 Michael Petronzio of Gates Mills was named to Westminster College’s dean’s list and is majoring in molecular biology and biology. cleveland, 7 June 2022 But advances in molecular biology have revealed that there is a specific set of genes responsible for the formation of a skeleton in echinoderms. Samuel Zamora, The Conversation, 24 May 2022 However, this combination of molecular biology and artificial intelligence could potentially be used in a host of tasks in the body and the environment, according to the researchers. Katie Hunt, CNN, 29 Nov. 2021 Ulatowski earned a bachelor of science in molecular biology/biotechnology from Westminster College as well as a master of science in nutrition and PhD in molecular nutrition from Case Western Reserve University. Maria Shine Stewart, cleveland, 10 May 2022 Petronzio is majoring in molecular biology and biology. Maria Shine Stewart, cleveland, 26 Apr. 2022 His work with molecular biology and genomics at Reclamation could change how the agency manages mussels in the future. Lindsey Botts, The Arizona Republic, 25 Apr. 2022 The software was carefully designed to minimize the processing demands of a computationally complex process, and the whole thing benefits from our ability to do large-scale validation tests using molecular biology. John Timmer, Ars Technica, 25 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'molecular biology.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of molecular biology

1884, in the meaning defined above

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Time Traveler for molecular biology

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The first known use of molecular biology was in 1884

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Dictionary Entries Near molecular biology

molecular beam epitaxy

molecular biology

molecular chaperone

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Statistics for molecular biology

Last Updated

23 Jun 2022

Cite this Entry

“Molecular biology.” Dictionary, Merriam-Webster, Accessed 28 Jun. 2022.

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More Definitions for molecular biology

molecular biology


Medical Definition of molecular biology

: a branch of biology dealing with the study and understanding of biological activity and processes at the molecular level and especially the molecular basis of gene function and protein synthesis Molecular biology experiments proved that small pieces of DNA did sometimes move within or between chromosomes, thereby triggering changes in gene expression.— John Rennie, Scientific American The test is based on several recent advances in molecular biology, including the new insight that cells slip into the uncontrolled growth known as cancer through defects in specific enzymes that monitor and control division.— Lawrence K. Altman, The New York Times

More from Merriam-Webster on molecular biology Encyclopedia article about molecular biology


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