Intensionalismi
Intensionalismi is a philosophical concept that deals with the meaning of terms and propositions, particularly in relation to their logical properties and how they are understood. It is often contrasted with extensionalism, which focuses on the set of things that a term or proposition refers to. Intensionalists argue that the meaning of a term or proposition is not solely determined by what it refers to, but also by the way in which it refers to it, or by the concept or idea it expresses.
In logic and philosophy of language, intension refers to the set of properties that define a concept
For instance, the statement "The morning star is Venus" is true, and "The evening star is Venus"