war·time 
/ˈwoɚˌtaɪm/ noun
/ˈwoɚˌtaɪm/ noun [noncount] : a time when a country is involved in a war
▪ Many goods were rationed during/in wartime. — often used before another noun ▪ wartime leaders/operations — opposite peacetime
▪ Many goods were rationed during/in wartime. — often used before another noun ▪ wartime leaders/operations — opposite peacetime
