"indubitable" in German indubitable zweifellos unzweifelhaft Detailed translations for "indubitable" indubitable indubitable(also: beyond doubt, undoubtedly, without doubt, without a doubt) zweifellos indubitable(also: undoubted, unquestionable) unzweifelhaft{adjectiv} English synonyms for "indubitable" indubitable {s} beyond doubt(p)