ENGLISH
REFERENCE

warfare

n.
US //ˈwɔɹˌfɛɹ// UK //wˈɔːfeə// war·fare
  1. 1 fighting a war (n.)
    B2 Upper Intermediate

    the activity of fighting a war or a long period of armed conflict.

    the act of engaging in or the state of being at war; the general conduct of armed conflict.

    Example

    The country has suffered through years of brutal warfare and economic collapse.

    Example

    The civilian population bore the brunt of the warfare, as the conflict moved from remote borders into densely populated urban centres.

  2. 2 a specific method of fighting (n.)
    C1 Advanced Technical

    a particular way of fighting, often named after the tools or tactics used.

    military operations characterised by a specific method, environment, or technology.

    Example

    The soldiers were trained in jungle warfare before being sent to the tropical region.

    Example

    Modern military doctrine has shifted its focus toward cyber warfare, prioritising the protection of digital infrastructure over traditional territorial defence.

    Usage

    Often used as the second part of a compound noun, such as 'chemical warfare' or 'trench warfare'.

Show 1 more senseShow fewer
  1. 3 intense competition (n.)
    C1 Advanced Literary

    a situation where people or companies compete very strongly and try to hurt each other.

    intense conflict or competition between opposing groups that resembles military struggle in its aggression.

    Example

    The two tech giants are engaged in a legal warfare over patent rights.

    Example

    The boardroom witnessed a form of psychological warfare as the rival executives vied for the support of the remaining shareholders.

Origin

From war + fare; perhaps a shortening of Middle English werre-faringe, werfarynge (“waging war, warfare”, literally “going to war”).

Idioms1 entry

© 2026 English Reference