Aboutness is a term used in library and information science (LIS), linguistics, philosophy of language, and philosophy of mind. In LIS, it is often considered synonymous with subject (documents). In philosophy it has been often considered synonymous with intentionality, perhaps since John Searle (1983).

Aboutness is a term used in library and information science (LIS), linguistics, philosophy of language, and philosophy of mind. In LIS, it is often considered synonymous with subject (documents). In philosophy it has been often considered synonymous with intentionality, perhaps since John Searle (1983).