Mendelian

adjective

: of, relating to, or according with Mendel's laws or Mendelism
Mendelian noun

Examples of Mendelian 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.
Notably, Mendelian randomization studies — a method that uses genetic variants to establish causation rather than mere correlation — have found that morning chronotype is causally associated with better mental health outcomes. Scott Travers, Forbes.com, 18 May 2026 In Mendelian genetics, a gene variant has a 50 percent chance of being inherited. Srishti Gupta, Interesting Engineering, 27 Feb. 2026 The researchers examined genetic markers linked to how the body processes sugar, then used a technique called Mendelian randomisation to compare disease rates in people who were genetically predisposed to higher blood glucose. Melissa Rudy, FOXNews.com, 29 Jan. 2026 This revolution had its origins in colonial botanists, who attempted to use Mendelian genetics to fashion better seeds. Foreign Affairs, 21 Oct. 2025 By analyzing genetic information from participants (using a complex process called Mendelian randomization), researchers were able to identify a cause-effect relationship between drinking alcohol and the development of dementia. Emily Kay Votruba, EverydayHealth.com, 25 Sep. 2025 But instead of finding associations, the team used Mendelian randomization (MR) to tease out any cause-and-effect evidence in the datasets. New Atlas, 12 Aug. 2025 However, traditional breeding for ideal genes can be problematic for plants, especially those constrained by Mendelian inheritance and Darwinian natural selection. Gairika Mitra, Interesting Engineering, 23 June 2024

Word History

First Known Use

1902, in the meaning defined above

Time Traveler
The first known use of Mendelian was in 1902

Browse Nearby Words

Cite this Entry

“Mendelian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Mendelian. Accessed 31 Jul. 2026.

Kids Definition

Mendelian

adjective
: of, relating to, or according with Mendel's laws or the operation of Mendel's laws
Mendelian noun

Medical Definition

: of, relating to, or according with Mendel's laws or Mendelism
Mendelian noun

Biographical Definition

Mendel

biographical name

Gregor Johann 1822–1884 Austrian botanist
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster