the act of forming or establishing something

a United States 44-gun frigate that was one of the first three naval ships built by the United States; it won brilliant victories over British frigates during the War of 1812 and is without doubt the most famous ship in the history of the United States Navy; it has been rebuilt and is anchored in the Charlestown Navy Yard in Boston

the composition or makeup of someone or something, especially in terms of its physical or structural arrangement

the constitution written at the Constitutional Convention in Philadelphia in 1787 and subsequently ratified by the original thirteen states