gene

noun
\ ˈjēn How to pronounce gene (audio) \
plural genes

Definition of gene

: a specific sequence of nucleotides in DNA or RNA that is located usually on a chromosome and that is the functional unit of inheritance controlling the transmission and expression of one or more traits by specifying the structure of a particular polypeptide and especially a protein or controlling the function of other genetic material

Examples of gene in a Sentence

She inherited a good set of genes from her parents.
Recent Examples on the Web The researchers took advantage of the fact that humans have more than one hemoglobin gene. New York Times, 27 June 2022 Aislynn had a partial deletion of both of her Tango 2 genes, because her mother and father each were carriers of one gene with a small deletion. Terry Demio, The Enquirer, 5 May 2022 Approximately half of the participants in CEDAR carry at least one APOE gene, which may increase the risk of developing Alzheimer's disease. Sandee Lamotte, CNN, 26 Apr. 2022 One final gene was turned off to keep the pig from growing too large. Karen Weintraub, USA TODAY, 11 Jan. 2022 While whole genome sequencing provided diagnoses — what researchers call the diagnostic yield — in 25% of cases overall, the yield reached 35% when the cause was thought to be tied to just one gene. Andrew Joseph, STAT, 15 Nov. 2021 Plant growth is complicated, genetically speaking—there simply isn’t one single gene to tweak. Shi En Kim, Smithsonian Magazine, 18 Aug. 2021 Genetics is complex because there is more than one gene that causes the disease. John Cumbers, Forbes, 7 Apr. 2021 Diagnoses of DSDs once relied on hormone tests, anatomical inspections and imaging, followed by painstaking tests of one gene at a time. Claire Ainsworth, Scientific American, 22 Oct. 2018 See More

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

First Known Use of gene

1909, in the meaning defined above

History and Etymology for gene

German Gen, short for Pangen, from pan- + -gen

Buying Guide

Our Reviews team has selected the best dna test kits.

Learn More About gene

Dictionary Entries Near gene

gender variance

gene

genealogist

See More Nearby Entries 

Statistics for gene

Last Updated

2 Jul 2022

Cite this Entry

“Gene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gene. Accessed 4 Jul. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for gene

gene

noun
\ ˈjēn How to pronounce gene (audio) \

Kids Definition of gene

: a unit of DNA that is usually located on a chromosome and that controls the development of one or more traits and is the basic unit by which genetic information is passed from parent to offspring

gene

noun
\ ˈjēn How to pronounce gene (audio) \

Medical Definition of gene

: a specific sequence of nucleotides in DNA or RNA that is located usually on a chromosome and that is the functional unit of inheritance controlling the transmission and expression of one or more traits by specifying the structure of a particular polypeptide and especially a protein or controlling the function of other genetic material

called also determinant, determiner, factor

More from Merriam-Webster on gene

Nglish: Translation of gene for Spanish Speakers

Britannica English: Translation of gene for Arabic Speakers

Britannica.com: Encyclopedia article about gene

WORD OF THE DAY

Test Your Vocabulary

Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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