. "Hypernyms are the opposite of hyponyms in which, for the above examples, Y would be a hyponym of X. Thus, as an example, if PDAs (Personal Digital Assistant), notebook computers, and workstations are all types of computing devices, PDA is a hyponym of computing device, and computing device is a hypernym of PDA. A term X is a holonym of a term Y if a user accepts that ???Y is part of X???, ???Y is" . . . . .