(ˌ)ləˈstrāshən noun
( -s )
Etymology: Latin lustration-, lustratio, from lustratus + -ion-, -io -ion
1.
a. : a purificatory ceremony performed as a preliminary to entering a holy place, as a means of removing bloodguiltiness, on the occasion of a birth, marriage, or death, or as a means of ceremonially cleansing a house, a city, army, or a whole people on some special occasion
lustration with water is a prominent feature in Babylonian cult — W.L.Wardle
b. : an act or instance of cleansing especially by moral or spiritual purification
the lustration of penitents — Lawrence Durrell
the Deluge as a type of the world's lustration — F.W.Farrar
c. : an act of washing : ablution
had not lost the … habit of personal lustration — D.W.Bone
2. archaic : a tour of inspection : survey
have made a last lustration of all my walks and haunts, and taken a long farewell — Francis Jeffrey