susceptors

Noun

susceptor (plural susceptors)

1. One who undertakes anything; specifically, a godfather; a sponsor; a guardian.
   • I had given me the name of my grandfather, my mother's father, who, together with a sister of Sir Thomas Evelyn of Long-Ditton, and Mr. Comber, a near relation of my mother, were my susceptors.1641, John Evelyn, The Diary of John Evelyn, Vol. 1, Macmillan and Co., published 1906, page 5
2. A material used for its ability to absorb electromagnetic energy and convert it to heat, used in industrial heating and cooking.