Mendelian

American

[men-dee-lee-uhn, -deel-yuhn] / mɛnˈdi li ən, -ˈdil jən /

adjective

of or relating to Gregor Mendel or to his laws of heredity.

noun

a follower of Gregor Mendel; a person who accepts Mendelism.

Mendelian British

/ mɛnˈdiːlɪən /

adjective

of or relating to Mendel's laws

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of Mendelian

First recorded in 1900–05; Mendel + -ian

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Mendelian

The paper, titled "The role of phenylalanine and tyrosine in longevity: a cohort and Mendelian randomization study," examined whether levels of these nutrients in the blood are connected to lifespan.

From Science Daily ● Feb. 26, 2026

The team used Mendelian randomization, a genetic method that helps researchers assess whether certain biological traits are likely to play a direct role in disease risk.

From Science Daily ● Jan. 15, 2026

The authors then did something less common, called a Mendelian randomization analysis.

From Slate ● May 19, 2025

The authors didn’t correct for this problem, and even the Mendelian randomization doesn’t fully solve the issue.

From Slate ● May 19, 2025

It may be useful as an expression for the ‘unit factors’...demonstrated by modern Mendelian researchers.”

From "The Gene" by Siddhartha Mukherjee

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023