[ab.lu.tion] n [ME, fr. MF or L; MF, fr. L ablution-, ablutio, fr. abluere to wash away, fr. ab- + luere to wash; akin to L lavere to wash--more at lye] (1533) 1 a: the washing of one's body or part of it (as in a religious rite) b pl: the act or action of bathing
2. pl, Brit: a building housing bathing and toilet facilities on a military base -- ab.lu.tion.ary adj