Source : Webster's Revised Unabridged Dictionary (1913)

Abluent \Ab"lu*ent\, a. [L. abluens, p. pr. of. abluere to wash
   away; ab + luere (lavere, lavare). See {Lave}.]
   Washing away; carrying off impurities; detergent. -- n.
   (Med.) A detergent.