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n. 1. a. See sulfuric acid. b. Any of various sulfates of metals, such as ferrous sulfate, zinc sulfate, or copper sulfate. 2. Bitterly abusive feeling or expression. tr.v. vit·ri·oled, vit·ri·ol·ing, vit·ri·ols or vit·ri·olled or vit·ri·ol·ling To expose or subject to vitriol. [Middle English, metal sulfate, from Old French, from Medieval Latin vitriolum, from Late Latin vitreolum, neuter of vitreolus, of glass (metal sulfates being so described because of the glassy appearance of their crystals), from Latin vitreus, glassy, of glass; see VITREOUS.] |
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