adjective / noun
federal
FED-er-uhl/ˈfedərəl/
Of a national government in a system sharing authority with states.
The United States Capitol houses part of the federal government.

Etymology
The covenant root first linked federal to agreements, then to unions formed by agreement among states. Its national-government sense grew from the central authority of such a union.
In context
an individual State should be allowed to nullify the federal government's laws we have a um compact among independent sovereign states
More examples
- The federal system divides authority between national and state governments.
- The city receives federal funding to repair its bridges.
- The sheriff turns the investigation over to the federals.
Forms
federal · federals
federalism noun — Sharing power between national and state governments.
federally adverb — By or through the national government.