Also found in: Thesaurus, Medical, Encyclopedia.
tr.v. e·lu·tri·at·ed, e·lu·tri·at·ing, e·lu·tri·ates
1. To purify, separate, or remove (ore, for example) by washing, decanting, and settling.
2. To wash away the lighter or finer particles of (soil, for example).
[Latin elutriāre, elutriāt- (from *elutrium, vat, bath, from Greek *elutrion, diminutive of elutron, cover, sheath, tank; see elytron) or ēlūtriāre (from *ēlūtor, one who washes, from ēluere, to wash out; see elute).]
(Chemistry) (tr) to purify or separate (a substance or mixture) by washing and straining or decanting
[C18: from Latin ēlūtriāre to wash out, from ēluere, from ē- out + lavere to wash]
v.t. -at•ed, -at•ing.
1. to purify by washing and straining or decanting.
2. to separate the light and heavy particles of (a substance) by washing.
[1725–35; < Latin elutriātus, past participle of elutriāre to rinse in a vat]
Past participle: elutriated