1. The quality or state of being opaque; the condition of not allowing light to pass through.
Usage: Plural form of opaqueness; Often used in technical or scientific contexts
2. The quality of being unclear, difficult to understand, or obscure in meaning.
Usage: Figurative use; Common in literary and academic contexts

Examples

• The opaquenesses of the frosted glass prevented anyone from seeing inside the office.
• The writer's prose was criticized for its opaquenesses and lack of clear meaning.
• Different materials exhibit varying degrees of opaquenesses depending on their composition.
• The opaquenesses in the legal document made it difficult for the client to understand the terms.
• Scientists studied the opaquenesses of various minerals under the microscope.
• The speaker's opaquenesses on the subject left the audience confused and frustrated.