Stories We Like: A Guide to the Comma
also distil, late 14c., from Old French distiller (14c.), from Latin distillare "trickle down in minute drops," from dis- "apart" (see dis-) + stillare "to drip, drop," from stilla "drop." Related: Distilled; distilling.
distill dis·till (dĭ-stĭl)
v. dis·tilled or dis·tilled, dis·till·ing or dis·til·ling, dis·tills or dis·tils
To subject a substance to distillation.
To separate a distillate by distillation.
To increase the concentration of, separate, or purify a substance by distillation.