serving to instruct or enlighten or inform

tending to increase knowledge or dissipate ignorance, Providing information; especially, providing useful or interesting information, Serving to inform; providing or disclosing information; instructive

Serving to educate; instructive, Instructive, or helping to educate, providing knowledge, noun_ A free (or low cost) trip for travel consultants, provided by a travel operator or airline as a means of promoting their service A fam trip