[mod.L., a. Gr. εὐπορία an easy way (of doing a thing), f. εὔπορος easily done, f. εὐ- (see EU-) + πόρος way.] (See quot.)
1706. Phillips (ed. Kersey), Euporia, a readiness in preparing Medicines, or the easiness of their working.
1753. Chambers, Cycl. Supp. (citing Blancard).
1775. in Ash.