co·​au·​thor | \ (ˌ)kō-ˈȯ-thər How to pronounce coauthor (audio) \
variants: or co-author
plural coauthors or co-authors

Definition of coauthor

: one who collaborates with another person in authoring a literary or dramatic work, a document, a legislative bill, etc. coauthors of many books and plays the coauthors of new legislation

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Other Words from coauthor

coauthor or co-author transitive verb coauthored or co-authored; coauthoring or co-authoring
… he coauthored legislation … requiring the publication on the Internet of the cost of all federal contracts, grants, and congressional "earmarks,"… — Michael Tomasky a co-authored book
coauthorship \ (ˌ)kō-​ˈȯ-​thər-​ˌship How to pronounce coauthorship (audio) \ or co-authorship noun
… accepting coauthorship on studies to which they did not significantly contribute. — Mary Murray

Examples of coauthor in a Sentence

Recent Examples on the Web

That's why even Today show financial expert Jean Chatzky, coauthor of AgeProof, who has preached against rote expenses like a latte, still sometimes finds herself at Starbucks. Sandy Fernández, Redbook, "Show Your Money Some Love," 31 May 2017 Perri was a coauthor on a paper which theorizes a dual origin, with domestic dogs appearing both in East Asia and Europe between 14,000 and 6,400 years ago. Joshua Rapp Learn, Smithsonian, "Dogs and Humans Didn’t Become Best Friends Overnight," 22 Feb. 2018 In 2017, Serpell and study coauthors including ethicist Peter Sandoe surveyed brachy dog owners in Denmark to find an apparent paradox at work. Kat Eschner, Smithsonian, "The Evolution of Petface," 1 Feb. 2018 Biochemist Enrico Cappellini of the Natural History Museum of Denmark, a coauthor on the study, says studying proteins can reveal which bacteria were active in the microscopic ecosystem of the mouth and how the host’s body responded to them. Kiona N. Smith, Ars Technica, "Medieval dental plaque sheds light on how our microbiomes have changed," 25 Nov. 2018 And the real risk is that his impatience with democratic norms will strengthen some deeply troubling trends laid out in a survey report Diamond and two coauthors released last week. Trudy Rubin,, "Trump is suffering from a bad case of autocrat envy | Trudy Rubin," 30 Mar. 2018 Greater awareness of the condition may be a factor, said study coauthor Dr. Wei Bao of the College of Public Health at the University of Iowa. Fox News, "ADHD diagnoses may be rising in US," 31 Aug. 2018 Study coauthor Irina Mordukhovich, a research associate at the Harvard T. H. Chan School of Public Health, tells Park of Time that going forward, the study’s results will need to be replicated to confirm possible risks. Brigit Katz, Smithsonian, "Flight Attendants May Face Increased Risk for Many Cancers, Study Finds," 27 June 2018 Holly Lebowitz Rossi is the coauthor of Yoga for a Healthy Lower Back: A Practical Guide to Developing Strength and Relieving Pain and a freelance writer. Holly Lebowitz Rossi, Good Housekeeping, "What to Do Right After You Throw Out Your Back," 26 July 2018

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

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First Known Use of coauthor

1827, in the meaning defined above

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Statistics for coauthor

Last Updated

5 May 2019

Look-up Popularity

Time Traveler for coauthor

The first known use of coauthor was in 1827

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More Definitions for coauthor



English Language Learners Definition of coauthor

: someone who writes a book, article, etc., with another person


co·​au·​thor | \ ˈkō-ˈȯ-thər\

Kids Definition of coauthor

: an author who works with another author

More from Merriam-Webster on coauthor

Nglish: Translation of coauthor for Spanish Speakers

Comments on coauthor

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


a strong desire or propensity

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