exsiccate
verb
ex·sic·cate ˈek-si-ˌkāt 
exsiccated; exsiccating
transitive verb
: to remove moisture from : dry
exsiccation
ˌek-si-ˈkā-shən
noun 
Word History
Etymology
Middle English, from Latin exsiccatus, past participle of exsiccare, from ex- + siccare to dry, from siccus dry — more at sack
First Known Use
15th century, in the meaning defined above
Medical Definition
exsiccate
transitive verb
ex·sic·cate ˈek-si-ˌkāt
exsiccated; exsiccating
: to remove moisture from : dry
exsiccated magnesium sulfate