Marius

American

[mair-ee-uhs, mar-] / ˈmɛər i əs, ˈmær- /

noun

Gaius, c155–86 b.c., Roman general and consul: opponent of Lucius Cornelius Sulla.

Marius British

/ ˈmɛərɪəs, ˈmærɪəs /

noun

Gaius (ˈɡaɪəs). ?155–86 _bc , Roman general and consul. He defeated Jugurtha, the Cimbri, and the Teutons (107–101), but his rivalry with Sulla caused civil war (88). He was exiled but returned (87) and took Rome

"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 patient's immune system had been "completely replaced" by the donor's, sqaid study co-author Marius Troseid of the University of Oslo.

From Barron's • Apr. 13, 2026

This 1898 divertissement by Marius Petipa, to the melodious music of Alexander Glazunov, is accented with moves shaped by Hungarian folk dance and has long been a staple of various classical ballet companies.

From The Wall Street Journal • Mar. 18, 2026

Her first child Marius Borg Høiby is now 29 and at the centre of a high-profile seven-week trial which began this week.

From BBC • Feb. 6, 2026

Princess Mette-Marit married Norway's Crown Prince Haakon as a commoner when her son Marius Borg Høiby was four, and is in line to become queen when her husband accedes to the throne.

From BBC • Feb. 1, 2026

But Marius was squinting across the street at the Zebra Room.

From "Middlesex: A Novel" by Jeffrey Eugenides

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023