"Facultative" Natural Recordings by Native Speakers
Facultative refers to something that is optional or discretionary, not essential or necessary. In other words, it is something that can be done or taken, but is not mandatory. This term is often used in various contexts, such as biology, psychology, or law, to describe a choice or option that is available but not required.
Facultative is an adjective that refers to something that is optional or dependent on circumstances.