kahe mõiste suhe, millest üks mõistetest moodustab terviku, teine aga selle terviku mingi osa, relation between two concepts where one of the concepts constitutes the whole and the other concept a part of that whole, hierarchical relationship in which the superordinate concept refers to an object as a whole and the subordinate concepts to parts of it, relation hiérarchique établie entre un concept superordonné qui représente un tout, et des concepts subordonnés qui représentent ses parties