It's possible that you're encountering this term in a specific context that might have a specialized meaning, like a particular academic field or a unique writing style.
To help me understand your question better, could you please provide more context?
For example, tell me:
* Where did you encounter this term? (e.g., a book, an article, a lecture)
* What was the context? (e.g., a discussion about grammar, a specific example sentence)
With more information, I can try to understand what you're referring to and provide a helpful explanation.