Subsume (verb)

1. To include or encompass something as a part or within a larger category, group, or system.
2. To absorb or assume control of something.

Origin:

From the latin word "subsumere" which means to take up under, to include.

Examples:

1. The new theory subsumes the old one.
2. The larger company subsumed the smaller one.
3. The new law subsumed the previous regulations.
4. The new classification system subsumes the old one.
5. The new organization subsumed several smaller groups.