n. pl. com·i·ties
1. An atmosphere of social harmony.
2. See comity of nations.
3. Law The principle by which a court in one jurisdiction defers to a court in another jurisdiction where either would have legal power to decide the case, or gives effect to the laws, executive acts, or legal decisions of another jurisdiction.
[Latin cōmitās, from cōmis, friendly; see smei- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.