The act of inviting; solicitation; the requesting of a person's company; as, an invitation to a party, to a dinner, or to visit a friend.
A document written or printed, or spoken words, conveying the message by which one is invited.
A call to do something, a solicitation. Can be informal as in an invitation to a meeting, or formal as in a published request for proposal or quotation. [D02903] RMW