e·lute 
(ĭ-lt)
(ĭ-lt)tr.v. e·lut·ed, e·lut·ing, e·lutes
To extract (one material) from another, usually by means of a solvent.
[From Latin ēluere, ēlūt-, to wash out : ē-, ex-, ex- + -luere, to wash; see leu(ə)- in the Appendix of Indo-European roots.]
e·lution n.