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aliturgical

American  
[ey-li-tur-ji-kuhl] / ˌeɪ lɪˈtɜr dʒɪ kəl /
Also aliturgic

adjective

  1. designating those days on which the celebration of certain liturgies, especially the Eucharist, is forbidden.


Etymology

Origin of aliturgical

First recorded in 1870–75; a- 6 + liturgical