E-lū'tri-āte, v. t.

v. t. [imp. & p. p. ELUTRIATED; p. pr. & vb. n. ELUTRIATING.] [Lat. elutriare, elutriatum, either from eluere, or allied to N. H. Ger. lauter, pure, M. H. Ger. lauter, O. H. Ger. lutar, hlutar, luttar, hluttar, A-S. lutter, hlutor, hlutor, O. Sax. hluttar, Goth. hlutrs.] To purify by washing and pouring off the foul matter with the water, allowing the heavier particles to remain; to cleanse; as, to elutriate a substance in the form of powder; to elutriate the blood in the lungs. Arbuthnot.