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Somme

American  
[sawm] / sɔm /

noun

  1. a river in N France, flowing NW to the English Channel: battles, World War I, 1916, 1918; World War II, 1944. 150 miles (241 km) long.

  2. a department in N France. 2,424 sq. mi. (6,280 sq. km). Amiens.


Somme British  
/ sɔm /

noun

  1. a department of N France, in Picardy region. Capital: Amiens. Pop: 557 061 (2003 est). Area: 6277 sq km (2448 sq miles)

  2. a river in N France, rising in Aisne department and flowing west to Amiens, then northwest to the English Channel: scene of heavy fighting in World War I. Length: 245 km (152 miles)

"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.

The day was also marked in Villers-Bretonneux, a village in the Somme region of France, which Australian units helped defend during World War One.

From BBC • Apr. 25, 2026

It was like the Battle of the Somme, with cowboy hats.

From The Wall Street Journal • Mar. 5, 2026

Russian advances in some of its major offensives are slower than the infamous Battle of the Somme in World War I, according to CSIS.

From The Wall Street Journal • Feb. 24, 2026

He died age 34 at the Battle of the Somme, six months after joining the Army.

From BBC • Nov. 10, 2025

Robert Graves, badly wounded in the Battle of the Somme, had been posted back to England.

From "The War to End All Wars: World War I" by Russell Freedman

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