Like designs are abstractions of some reality, metamodels are abstractions of products. The continuation in the abstraction leads to meta metamodels, getting types of metamodels made up of statements about metamodels. Metamodeling could be the action of planning metamodels (and metametamodels). Metamodeling is placed on layout new modeling languages and https://www.youtube.com/watch?v=5LF34uf-LC4