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protagonist

American  
[proh-tag-uh-nist] / proʊˈtæg ə nɪst /

noun

  1. the leading character, hero, or heroine of a drama or other literary work.

  2. a proponent for or advocate of a political cause, social program, etc.

  3. the leader or principal person in a movement, cause, etc.

  4. the first actor in ancient Greek drama, who played not only the main role, but also other roles when the main character was offstage.

  5. Physiology. agonist.


protagonist British  
/ prəʊˈtæɡənɪst /

noun

  1. the principal character in a play, story, etc

  2. a supporter, esp when important or respected, of a cause, political party, etc

"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

protagonist Cultural  
  1. The principal character in a literary work. Hamlet, for example, is the protagonist of the play by William Shakespeare that bears his name.


Other Word Forms

Etymology

Origin of protagonist

First recorded in 1665–75; from Greek prōtagōnistḗs “actor who plays the first part,” literally, “first combatant,” equivalent to prôt(os) “first” + agōnistḗs “one who contends for a prize, combatant, actor”; see origin at proto-, antagonist

Explanation

A protagonist is the central character in a story: the protagonist of Huckleberry Finn is — guess who? — Huckleberry Finn. A novel, movie, or play might have many main characters, but it can really only have one protagonist — or maybe two in the case of, say, Romeo and Juliet. That's because protos means "first" in Greek, and agonistes means "competitor" or "actor." It can also mean a leading figure in a real-life situation: "Abraham Lincoln and Jefferson Davis were the protagonists of the U.S. Civil War." Don't use it to mean "a supporter of an idea or cause"; the word you're looking for in that situation is proponent.

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Vocabulary lists containing protagonist

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.

Her 50-something protagonist, Alan Anderson, and his socially striving wife Vivian, are at least about to start thinking about where their family is going to go, once Alan retreats to a backyard playhouse.

From Los Angeles Times • Jun. 1, 2026

I opened it and found myself reading a familiar passage about the protagonist Winston Smith’s cubicle and the slot in the wall nicknamed the “memory hole.”

From Salon • May 31, 2026

American actor Chiwetel Ejiofor plays the protagonist in what became Parsons' first full-length director's credit.

From Barron's • May 28, 2026

Mr. Connelly introduced his best-known series protagonist, Harry Bosch, in 1992.

From The Wall Street Journal • May 22, 2026

These brief vignettes were told from the point of view of 2112's anonymous protagonist.

From "Ready Player One: A Novel" by Ernest Cline

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