onderzeebootoorlog

== Dutch == === Etymology === Compound of onderzeeboot +‎ oorlog. === Pronunciation === IPA(key): /ɔn.dərˈzeː.boːtˌoːr.lɔx/ Hyphenation: on‧der‧zee‧boot‧oor‧log === Noun === onderzeebootoorlog m (plural onderzeebootoorlogen, no diminutive) (chiefly singular) submarine war, submarine warfare Synonym: duikbootoorlog