liturgicalPronunciation: /lɪˈtəːdʒɪk(ə)l/Translate liturgical | into Italian Definition of liturgical adjective relating to liturgy or public worship. Derivatives liturgically adverb liturgistPronunciation: /ˈlɪtədʒɪst/ noun Origin: mid 17th century: via medieval Latin from Greek leitourgikos (see liturgy) + -alliturgical in other Oxford dictionaries Definition of liturgical in the US English dictionary