lixiviate
verb
lix·iv·i·ate lik-ˈsi-vē-ˌāt 
lixiviated; lixiviating
transitive verb
: to extract a soluble constituent from (a solid mixture) by washing or percolation
lixiviation
(ˌ)lik-ˌsi-vē-ˈā-shən
noun 
Word History
Etymology
Latin lixivium lye, from lixivius made of lye, from lixa lye — more at liquid
First Known Use
1662, in the meaning defined above
Medical Definition
lixiviate
transitive verb
lix·iv·i·ate lik-ˈsiv-ē-ˌāt
lixiviated; lixiviating
: to extract a soluble constituent from (a solid mixture) by washing or percolation