pol ‧ y ‧ un ‧ sat ‧ u ‧ ra ‧ ted /ˌpɒliʌnˈsætʃəreɪtəd, ˌpɒliʌnˈsætʃəreɪtɪd $ ˌpɑː-/ BrE AmE adjective
polyunsaturated fats or oils come from vegetables and plants, and are considered to be better for your health than animal fats ⇨ saturated fat
—polyunsaturate /-rət, -rɪt/ noun [countable]