Dictionary.com
Thesaurus.com

Pythagorean

American  
[pi-thag-uh-ree-uhn] / pɪˌθæg əˈri ən /

adjective

  1. of or relating to Pythagoras, to his school, or to his doctrines.


noun

  1. a follower of Pythagoras.

Pythagorean British  
/ paɪˌθæɡəˈriːən /

adjective

  1. of or relating to Pythagoras

  2. denoting the diatonic scale of eight notes arrived at by Pythagoras and based on a succession of fifths

"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

noun

  1. a follower of Pythagoras

"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

Etymology

Origin of Pythagorean

1540–50; < Latin Pȳthagorē ( us ) (< Greek Pȳthagóreios of Pythagoras) + -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.

Overhead, a stylized starry sky—gold against deep blue—illustrates the Pythagorean idea of the music of the spheres.

From The Wall Street Journal • Jan. 30, 2026

Loomis believed that if you used these functions in a proof of the Pythagorean theorem, you would have assumed the theorem to begin with—a circular argument and thus an unforgivable mathematical error.

From Scientific American • Apr. 10, 2023

“Yeah, Pythagorean theorem,” Kelly cracked when asked what he had learned from his players.

From Los Angeles Times • Oct. 28, 2022

That formula is known as the Pythagorean Winning Percentage.

From Seattle Times • Sep. 15, 2022

This concept was the first challenge to the Pythagorean point of view, and the brotherhood tried to keep it secret.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "Pythagorean" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com