saceur sacer vates • sac fungus · · · Info · Definitions · Characters · · saceur · · Text Latin · · Script 6 · · Length 3 · · Syllables Definitions · · · (noun) commanding officer of ACE; NATO's senior military commander in Europe. Synonyms: Supreme Allied Commander Europe, SACEUR. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075