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Synonyms

protean

American  
[proh-tee-uhn, proh-tee-] / ˈproʊ ti ən, proʊˈti- /

adjective

  1. readily assuming different forms or characters; extremely variable.

  2. changeable in shape or form, as an amoeba.

  3. (of an actor or actress) versatile; able to play many kinds of roles.

  4. (initial capital letter) of, relating to, or suggestive of Proteus.


protean British  
/ ˈprəʊtɪən, prəʊˈtiːən /

adjective

  1. readily taking on various shapes or forms; variable

"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

Other Word Forms

  • proteanism noun

Etymology

Origin of protean

First recorded in 1590–1600; Prote(us) + -an

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.

Like Matisse in old age, drawing from his bed, Frank’s protean creativity, his legacy of mastery is everlasting.

From Los Angeles Times • Dec. 5, 2025

Obergefell, a 5-4 decision, was written by the court’s most protean member, Justice Anthony Kennedy.

From The Wall Street Journal • Oct. 8, 2025

In particular, there is a confused, protean nature of conducting operations among a civilian population you are sworn to defend while simultaneously seeking to prevent them from harming you or others.

From Slate • Jun. 10, 2025

There’s much more to the book than that, including a reflection on the protean musical genius Brian Eno, whose work has involved cybernetic ideas for more than half a century.

From Salon • Apr. 26, 2025

In addition to seeming eternal, ubiquitous, protean, and endlessly quotable, Franklin had the most sophisticated sense of timing among all the prominent statesmen of the revolutionary era.

From "Founding Brothers: The Revolutionary Generation" by Joseph J. Ellis