Dictionary.com
Thesaurus.com

Peloponnesian

British  
/ ˌpɛləpəˈniːʃən /

adjective

  1. of or relating to the Peloponnese or its inhabitants

"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

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.

Control of that waterway figured prominently in the Peloponnesian War between Sparta and Athens, World War I and Russia’s current war against Ukraine.

From The Wall Street Journal • Apr. 12, 2026

Among other things, Spartan isolationism born of paranoia gave Athens free rein to throw its own weight around, leading to the Peloponnesian War.

From Slate • Jan. 16, 2024

Stop and chat with Paul, in other words, and you may walk away bruised of ego, wrinkled of nose and renewed in your determination to know as little as possible about the Peloponnesian War.

From Los Angeles Times • Oct. 26, 2023

It was based on the ancient historian’s observation that the real cause of the Peloponnesian War “was the rise of Athens and the fear that this instilled in Sparta.”

From Seattle Times • Aug. 30, 2023

But just as optimism has its dark side, the Peloponnesian War was not without its bright spots, at least in terms of literature.

From "The Hidden Gallery" by Maryrose Wood