Zeichentheorie in the German language is the word for semiology. The word is made of two words – Zeichen and theorie. Where the latter is obviously german for theory. So, the German word semiology is Zeichentheorie which literally translates to Theory of the signs.
Linguistics
Linguistics is the scientific study of language. It encompasses the analysis of every aspect of language, as well as the methods for studying and modeling them. The traditional areas of linguistic analysis include phonetics, phonology, morphology, syntax, semantics,...