| a piece of metallic film on a package of microwaveable food that helps cook and brown the food by producing and concentrating energy on the food's outer surface. |
sus·cep·tor  (sə-sěp'tər) n. A metallic patch attached to microwaveable packages of food in which radiant energy produced in the patch by microwaves helps cook the food, often by browning its surface. |
tər