made warm or hot (`het' is a dialectal variant of `heated'); "a heated swimming pool"; "wiped his heated-up face with a large bandana"; "he was all het up and sweaty"
marked by emotional heat; vehement; "a heated argument"
a knowledge domain that you are interested in or are communicating about; "it was a limited domain of discourse"; "here we enter the region of opinion"; "the realm of the occult"
territory over which rule or control is exercised; "his domain extended into Europe"; "he made it the law of the land"
the set of values of the independent variable for which a function is defined