Definitions for "Pertain"
To belong; to have connection with, or dependence on, something, as an appurtenance, attribute, etc.; to appertain; as, saltness pertains to the ocean; flowers pertain to plant life.
To have relation or reference to something.
be a part or attribute of
have to do with or be relevant to; "There were lots of questions referring to her talk"; "My remark pertained to your earlier comments"
Keywords:  relate, reference
To have reference; relate.