poly·un·sat·u·rat·ed 
/ˌpɑ:liˌʌnˈsætʃəˌreɪtəd/ adjective
/ˌpɑ:liˌʌnˈsætʃəˌreɪtəd/ adjective technical — used to describe a type of oil or fat that is found especially in nuts and fish and that is better for your health than saturated fats and trans fats ▪ polyunsaturated fats/oils — compare monounsaturated, unsaturated
