elutriator

[ ih-loo-tree-ey-ter ]
/ ɪˈlu triˌeɪ tər /

noun

a machine for separating particles of mineral by elutriation.

Origin of elutriator

First recorded in 1900–05; elutriate + -or2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019