“historical”

The substance constituting Earth's atmosphere: a gaseous mixture of nitrogen, oxygen, and various trace gases.

A period into which a year is divided, historically based on the phases of the moon.

A settlement; an area with residential districts, shops and amenities, and its own local government; especially one larger than a village and smaller than a city, historically enclosed by a fence or walls, with total populations ranging from several hundred to more than a hundred thousand (as of the early 21st century)