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Greek fire

American  

noun

  1. an incendiary mixture of unknown composition, used in warfare in medieval times by Byzantine Greeks.

  2. any of a group of inflammable mixtures; wildfire.


Greek fire British  

noun

  1. a Byzantine weapon employed in naval warfare from 670 ad. It consisted of an unknown mixture that, when wetted, exploded and was projected, burning, from tubes

  2. any of several other inflammable mixtures used in warfare up to the 19th century

"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

Etymology

Origin of Greek fire

First recorded in 1820–30

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.

See Examples For:

Two aircraft and five helicopters were deployed alongside about 100 firefighters to contain the fire, the Greek fire service said.

From Barron's Jul. 29, 2026

Artopios, the Greek fire department spokesman, said 260 firefighters, including more than a dozen from France, were battling the Parnitha fire supported by a multinational force of 10 planes and 11 helicopters.

From Washington Times Aug. 24, 2023

A spokesperson for the Greek fire service, Ioannis Artophios, said they were faced with "extreme phenomena" and that everyone needed to "adapt to this difficult situation."

From BBC Aug. 22, 2023

Greek fire brigade spokesperson Ioannis Artopoios said that firefighters made a "superhuman effort" but failed to tame the rekindling blazes in the wider area of Volos and in Aghialos.

From Reuters Jul. 27, 2023

If I let my guard down long enough to deal with the Greek fire, Annabeth would get sliced and we’d crash anyway.

From "The Sea of Monsters" by Rick Riordan

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