Obs. rare. [ad. med.L. subtīliātus, pa. pple. of subtīliāre (see next).] Made thin or fine; rarefied.
1471. Ripley, Comp. Alch., II. i. in Ashm. (1652), 135. Of ther hard and dry Compactyon subtylyat.
1555. Eden, Decades (Arb.), 294. All whiche are moued, digested, subtiliate, attenuate, ryped, and made sweete.
1610. Healey, St. Aug. Citie of God, 563. Augustine giues the Angels most subtiliate bodies, invisible, actiue, and not passiue.