of, concerning, or pertaining to a colony or colonies:
the colonial policies of France.
of, concerning, or pertaining to colonialism; colonialistic.
(often initial capital letter) pertaining to the 13 British colonies that became the United States of America, or to their period.
Ecology. forming a colony.
(initial capital letter) Architecture, Furniture.
noting or pertaining to the styles of architecture, ornament, and furnishings of the British colonies in America in the 17th and 18th centuries, mainly adapted to local materials and demands from prevailing English styles.
noting or pertaining to various imitations of the work of American colonial artisans.
1756, from Latin colonia (see colony) + -al (1), or directly from colony on model of baronoinal. Meaning "from or characteristic of America during colonial times" is from 1776. The noun meaning "inhabitant of a colony" is recorded from 1865.