What it is like to be

This famous term has been introduced by Thomas Nagel in (add reference). It is often used to characterize phenomenal consciousness or phenomenal properties.

Ways to understand this term

This term can be understood/used in various different ways, e.g.:

• As a reference to some parts/properties/features/elements/aspects of conscious experience or phenomenal consciousness. For this to make sense, there would also have to be parts/properties/features/elements/aspects which are not referenced by this term.
• As a property which some mental states have, whereas others don't.