A member of the Union Army during the American Civil War.

synonyms: Federal soldier, Union soldier.

Any federal law-enforcement officer.

synonyms: Fed, federal official.

National; especially in reference to the government of the United States as distinct from that of its member units.

Roget 737a: regal, sovereign, governing; royal, royalist; monarchical, kingly; imperial, imperiatorial^†; princely; feudal; aristocratic, autocratic; oligarchic etc. n.; republican, dynastic.    ruling etc. v.; regnant, gubernatorial; imperious; authoritative, executive, administrative, clothed with authority, official, departmental, ex officio, imperative, peremptory, overruling, absolute; hegemonic, hegemonical^†; authorized etc. (due) 924.    [pertaining to property owned by government] government, public; national, federal; his majesty's [Brit.], her majesty's; state, county, city, etc. N.. ... show more

Of or relating to the central government of a federation.

Being of or having to do with the northern United States and those loyal to the Union during the American Civil War:
— Federal forces.
— A Federal infantryman.

synonym: Union.

Characterized by or constituting a form of government in which power is divided between one central and several regional authorities.

Polish: federalny, federacyjny