ˌkärbəˈnärē noun plural
Usage: usually capitalized
Etymology: Italian, plural of Carbonaro, from Italian dialect carbonaro charcoal burner or seller, from Latin carbonarius charcoal burner, from carbon-, carbo charcoal, ember + -arius -ary — more at hearth
: the members of a secret political association organized in the early 19th century in Italy to establish a republic