Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “cyber warfare”

cyber warfare

noun [U]     INTERNET
the activity of using the internet to attack a country’s computers in order to damage things such as communication and transport systems or water and electricity supplies: The use of cyber warfare can destabilise financial systems, the telephone system or the energy grid. Cyber warfare has fundamentally changed national security because an attack can come from anywhere. → See also hacktivism
(Definition of cyber warfare noun from the Cambridge Business English Dictionary © Cambridge University Press)
Focus on the pronunciation of cyber warfare

Definitions of “cyber warfare” in other dictionaries

Word of the Day

exercise

physical activity that you do to make your body strong and healthy

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More