a. Obs. rare. [f. med.L. subtīliāt-, pa. ppl. stem of subtīliāre to SUBTILIATE + -IVE. Cf. It. sottigliativo.] Having the property of thinning, rarefying, dissolving.

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c. 1425.  trans. Arderne’s Treat. Fistula, etc. 89. Þis alkenet … is subtiliatyue and resolutyue without mordicacion.

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1528.  Paynell, Salerne’s Regim., 4. Whey is subtiliative washyng & lewsynge.

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1543.  Traheron, trans. Vigo’s Surg., III. xv. 106 b/2. The medicines … must be subtiliatiue and liquide.

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