Ubiquitous Language

Imagine a situation in which it is necessary to translate a word into two different languages. For instance, in Italian, pasta is a type of food, but in Spanish, it can be a type of medicine. Another example is the word “gift”. In Scandinavia, it means to get married, whereas it means “poison” in German. These comparisons are mentioned because similar differences in meaning can come up when we are designing a model. These differences in meaning tend to cause problems and misunderstandings between technical and domain experts.

What is ubiquitous language?

When a domain is modeled, for instance, during an event storming session, business experts may use business jargon and technical experts may use technical jargon. This will require both sides to translate the terms between these two worlds, and may cause mistranslations and misinterpretations of certain terms.

In the DDD world, domain and ...