au·​to·​so·​mal | \ ˌȯ-tə-ˈsō-məl How to pronounce autosomal (audio) \

Definition of autosomal

: of, belonging to, located on, or transmitted by an autosome autosomal genes/inheritance autosomal dominant/recessive disorders … a genetic disorder that is passed down in autosomal recessive fashion—in other words, you have to inherit an abnormal gene from each parent for the trait to appear.— Terrence Monmaney

Keep scrolling for more

Other Words from autosomal

autosomally \ ˌȯ-​tə-​ˈsō-​mə-​lē How to pronounce autosomally (audio) \ adverb
an autosomally recessive condition

Examples of autosomal in a Sentence

Recent Examples on the Web Meanwhile, during the time Heath was pouring over online posts, Rae-Venter had come across an article about a new forensic technique that extracted autosomal DNA from rootless hair. Lauren Effron, ABC News, "How a Jane Doe child case uncovered a serial killer, identified victims and changed the use of DNA forensics," 19 Mar. 2020 Three years later, Fitzpatrick chose David Paul as a test case for whether autosomal SNP testing could help identify people from their DNA. Marisa Iati, Washington Post, "Three decades after she left her baby for dead, police knocked on her door. She had been waiting.," 17 Jan. 2020 Organizers say GEDmatch is a free third-party website that can be uses to compare an individual’s DNA results with people who have taken the autosomal DNA test from all the major testing companies. Kristi Nix, Houston Chronicle, "Fort Bend County Library hosting genealogy seminar on Oct. 18," 2 Oct. 2019 Rae-Venter learned of a new set of techniques that were pioneered by a UC Santa Cruz researcher named Richard Green, which would extract autosomal DNA from rootless hair. Andrew Liptak, The Verge, "How a podcast helped solve a grisly cold case," 9 June 2019 The mother’s and father’s autosomal DNA combines more or less randomly at conception, so that full siblings on average share about half their DNA and half-siblings share one-quarter. Allysia Finley, WSJ, "The Making of a DNA Detective," 15 Feb. 2019 This lysosomal storage disorder is an autosomal recessive genetic disease that interferes with the body’s production of a single enzyme, arylsulfatase A. Not enough arylsulfatase A causes a buildup of fats called sulfatides inside cells. Vibhav Rangarajan, STAT, "The ‘cruel joke’ of compassionate use and right to try: Pharma companies don’t have to comply," 5 June 2018

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

See More

First Known Use of autosomal

1911, in the meaning defined above

Keep scrolling for more

Learn More about autosomal

Time Traveler for autosomal

Time Traveler

The first known use of autosomal was in 1911

See more words from the same year

Statistics for autosomal

Cite this Entry

“Autosomal.” Dictionary, Merriam-Webster, Accessed 26 Oct. 2020.

More from Merriam-Webster on autosomal

Britannica English: Translation of autosomal for Arabic Speakers

Comments on autosomal

What made you want to look up autosomal? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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