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geneticist

American  
[juh-net-uh-sist] / dʒəˈnɛt ə sɪst /

noun

  1. a specialist or expert in genetics.


geneticist British  
/ dʒɪˈnɛtɪsɪst /

noun

  1. a person who studies or specializes in genetics

"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

Etymology

Origin of geneticist

First recorded in 1910–15; genetic + -ist

Explanation

A geneticist is a scientist who studies the traits that are passed from parents to their offspring. If you're fascinated with DNA, you might want to be a geneticist. Genetics is the branch of biology that focuses on genes, and it's practiced by geneticists. These scientists study the way genes are passed from one generation to the next, including how they vary or mutate. Some geneticists work with plants, improving their genetic resistance to disease or pests; others counsel patients who have inherited diseases or conditions. Geneticist is from genetics, originally defined as "pertaining to origins," from the Greek root genesis, "origin."

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Vocabulary lists containing geneticist

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.

Powell, the geneticist in Indiana, is a cancer biologist by training and has heard similar claims before.

From Slate • Mar. 30, 2026

It wasn’t just the incident with the gown, or the geneticist assuring me that prostate cancer would be my major BRCA-related concern.

From Los Angeles Times • Mar. 17, 2026

Marketing unproven promises of vague optimization, University of Virginia behavioral geneticist Eric Turkheimer said, is “corporate eugenics.”

From The Wall Street Journal • Nov. 9, 2025

This earlier study drew the attention of a medical geneticist in Europe who had encountered two patients with unexplained muscle weakness and coordination problems.

From Science Daily • Nov. 6, 2025

From today’s vantage, the attack seems to have begun, paradoxically, with the publication in 1986 of a landmark pro-Clovis paper in Current Anthropology by a linguist, a physical anthropologist, and a geneticist.

From "1491" by Charles C. Mann

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