Relational model, definition and denomination

In this paper, the authors have addresses the links between, on the one hand, the meaning of a term, as represented in its definition, with all of its constituents, and on the other, its denomination. To do so, they reintroduce, through examples, the notion of model and relational features, discussing about the choices in the lexicographic definitions.Key words: relational models, conceptual features, definition, denomination.