The "semiological" definition of language, which can be found in the third chapter of the introduction to the Course—that is that "[language] is a system of signs in which the only essential thing is the union of meanings and sound-images"—is of particular interest to us in that, as we will immediately see, it promptly makes the dimensions of objectivity and of phenomenality coincide, thus anticipating the result towards which we will progressively advance (cf.  href="https://doi.org/10.1007/978-3-319-89848-3_1">1.2.2).