The Collaborative International Dictionary
Elutriate
Elutriate \E*lu"tri*ate\, v. t. [imp. & p. p. Elutriated; p. pr. & vb. n. Elutriating.] [L. elutriatus, p. p. of elutriare.] To wash or strain out so as to purify; as, to elutriate the blood as it passes through the lungs; to strain off or decant, as a powder which is separated from heavier particles by being drawn off with water; to cleanse, as by washing.
Wiktionary
elutriate
vb. 1 to decant; to purify something by straining it 2 to separate great and small particles through an upwardly flowing liquid or vapid stream