What does REFER mean?

verb

1. make reference to“His name was mentioned in connection with the invention”
2. be relevant to“There were lots of questions referring to her talk”
3. think of, regard, or classify under a subsuming principle or with a general group or in relation to another“This plant can be referred to a known species”
4. send or direct for treatment, information, or a decision“refer a patient to a specialist”
5. seek information from“You should consult the dictionary”
6. have as a meaning“`multi-' denotes `many'”
7. use a name to designate“Christians refer to the mother of Jesus as the Virgin Mary”