To purify, separate, or remove (ore, for example) by washing, decanting, and settling.
To wash away the lighter or finer particles of (soil, for example).
To purify (an insoluble powder) by washing and straining or by decanting.
To separate great and small particles through an upwardly flowing liquid or vapid stream.
Origin of elutriate
From American Heritage Dictionary of the English Language, 5th Edition
- From Latin elutriare (“wash out”), from e- + lutriare (“wash”)