1. plural of expatiation; lengthy or detailed discussions or writings on a subject
Usage: formal; typically used in academic or literary contexts

Examples

• The professor's expatiations on Renaissance art filled three lengthy lectures.
• Her expatiations on climate change policy were thorough but sometimes difficult to follow.
• The book contains numerous expatiations on the author's philosophical beliefs.
• His expatiations about the novel's symbolism impressed the literature class.
• The committee listened to expatiations from various experts on the proposed legislation.
• She was known for her expatiations on historical topics at dinner parties.