{ "BHT":{ "type":[ "noun" ], "definitions":{ ": a phenolic antioxidant C 15 H 24 O used especially to preserve fats and oils in food":[] }, "pronounciation":[ "\u02ccb\u0113-\u02cc\u0101ch-\u02c8t\u0113" ], "synonyms":[], "antonyms":[], "synonym_discussion":"", "examples":[], "history_and_etymology":{ "b utylated h ydroxy t oluene":"" }, "first_known_use":{ "1961, in the meaning defined above":"" }, "time_of_retrieval":"20220709-114245" } }