referrable
/ˌrɛfərəˈbəl/Definitions
1. adjective
capable of being referred to or mentioned; able to be referred to as a source or authority.
“The court ruling is a referrable precedent in similar cases.”
2. noun
a person or thing to which reference may be made; a source or authority that can be referred to.
“The expert’s testimony served as a referrable source of information.”