English Reference

Word

magnum

Phoneticsmag·num

US/ˈmæɡnəm/

UK/mˈæɡnəm/

Definitions

01large wine bottle

C2

n. a large bottle of wine or champagne that holds 1.5 litres, which is twice the size of a normal bottle.

n. a bottle of wine or spirits with a capacity of 1.5 litres, equivalent to two standard 750ml bottles.

“They celebrated the wedding by opening a magnum of expensive champagne.”

“The host presented a magnum of vintage Bordeaux, noting that the larger format allows the wine to age more slowly and gracefully.”

Formal

Usage

Usually followed by 'of' and a type of alcohol.

Teaching tip

This is a high-level word mostly used in luxury dining or formal celebrations.

02powerful cartridge or gun

C2

n. a very powerful type of bullet or a gun designed to fire these strong bullets.

n. a firearm cartridge with a larger explosive charge than standard rounds of the same calibre, or a handgun designed to chamber such rounds.

“The police officer carried a .357 magnum as his secondary weapon.”

“The ballistic performance of a magnum load provides significantly higher muzzle energy compared to standard civilian ammunition.”

Technical

Usage

Often used as a modifier before a calibre number, such as '.44 Magnum'.

Teaching tip

Outside of technical contexts, this sense is frequently associated with action movies and crime fiction.

Real-World Examples

“Using his trademark .44 Magnum revolver, Harry delivers justice for victims failed by the state.”
The Conversation · 21 Sept 2026
“Photograph: Emic Works/Courtesy of Guggenheim Abu Dhabi The American architect Frank Gehry, who died last year , didn’t live to see his final magnum opus completed after 20 years’ gestation.”
The Guardian · 1 Sept 2026

This entry

Level
C2 · Proficiency
Frequency
Frequent
Updated

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English Reference