Modeling languages are really similar to an artificial language which is a consistent set of rules used to express information or systems. There are two of them, Graphical and Textual.
Graphical Languages consist of diagrams with symbols and lines and with the set of rules for each symbol and line this can be translated to an idea or concept, some of them are:
Image from Wikipedia created by Slashme
Textual Languages consist of collections of expressions from formalized natural languages to translate the ideas. An example of this would be Gelish
- the Eiffel tower <is located in> Paris - Paris <is classified as a> city
- tower <shall be located in a> geographical area - city <is a kind of> geographical area
Some exaples are:
I coudn’t find a better source of what is a modeling language other than Wikipedia so I substract the most important information from it and rephrace it.
Wikipedia. (2019). Modeling language. https://en.wikipedia.org/wiki/Modeling_language.