ablution
Pronunciation: /əˈbluːʃ(ə)n/
Definition of ablution
noun
(usually ablutions) formal or humorousOrigin:
late Middle English: from Latin ablutio(n-), from abluere, from ab- 'away' + luere 'wash'. The original use was as a term in chemistry and alchemy meaning 'purification by using liquids', hence 'purification of the body by washing' (mid 16th century)