war ‧ time /ˈwɔːtaɪm $ ˈwɔːr-/ BrE AmE noun [uncountable]
the period of time when a country is fighting a war OPP peacetime
in/during wartime
Even in wartime some people held concerts.
—wartime adjective [only before noun] :
the hardships of wartime Britain
his wartime experiences