Starting from researching the history, the company, the product, the market, the competition, the subject, to better understand the nature of the project and its precise target.
Semantics, in design, means to understand the subject in all its aspects; to relate the subject to the sender and the receiver in such a way that it makes sense to both. It means to design something that has a meaning, that is not arbitrary, that has a reason for being, something in which every detail carries the meaning or has a precise purpose aimed at a precise target.