n. pl. com·mon·al·ties 1. The common people as opposed to the upper classes. Also called commonality. 2. An incorporated body; a corporation. 3. An entire group: the commonalty of laypeople. [Middle English communalte, from Old French comunalte, from Medieval Latin commūnālitās, from Late Latin commūnālis, of the community; see COMMUNAL.] |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.