1. in a manner that is sonorous, grandiloquent, or pompously formal in speech or writing
Usage: formal; often used to describe overly elaborate or self-important expression

Examples

• The politician spoke orotundly about his vision for the nation, using elaborate metaphors and sweeping gestures.
• He announced the decision orotundly, as if proclaiming a historic decree.
• The professor lectured orotundly, employing obscure vocabulary that impressed few students.
• She delivered the toast orotundly, her voice booming with theatrical emphasis.
• The critic wrote orotundly about the film, using flowery language that obscured his actual opinion.
• He orotundly declared himself the champion, much to the amusement of his rivals.