[{"Bold_text": "noun", "List Items": ["Chemistry.a salt or ester of sulfuric acid."]}, {"Bold_text": "verb (used with object)", "List Items": ["to combine, treat, or impregnate with sulfuric acid, a sulfate, or sulfates.", "to convert into a sulfate.", "Electricity.to form a deposit of lead-sulfate compound on (the lead electrodes of a storage battery)."]}, {"Bold_text": "verb (used without object)", "List Items": ["to become sulfated."]}]