sixth Pronunciation: /sɪksθ/Translate sixth | into German | into Italian | into Spanish French translation of sixthA. n 1 (in order) sixième (mf) 2 (of month) six (m inv) 3 (fraction) sixième (m)B. adj, adv sixièmesixth in other Oxford dictionaries Definition of sixth in the British & World English dictionary Definition of sixth in the US English dictionary