1. Pompous and bombastic: orotund talk.
2. Full in sound; sonorous: orotund tones.
[From alteration of Latin ōre rotundō, with a round mouth : ōre, ablative of ōs, mouth; see ōs- in the Appendix of Indo-European roots + rotundō, ablative of rotundus, round; see ROTUND.]
o′ro·tundi·ty (ôr′ə-tŭndĭ-tē) n.
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.