Noun
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, /onveying the message by which one is invited.
Source: Webster's dictionaryA stunning first impression was not the same thing as love at first sight. But surely it was an invitation to consider the matter. Lois McMaster Bujold
The material presence of the work only serves as a conveyer launching an invitation to the observer to take part of the comprehensive game of the thousand and one emotions and visions. Antoni Tàpies
I thank you for your kind invitation to introduce me to the president of the Republic. Since I have not been out of my atelier for two months, I have no appropriate costume for this circumstance. Please excuse me. Camille Claudel
The reception has more value than the invitation. Burundi Proverb
A sincere invitation is accompanied by a pull. Filipino Proverb
Go to your rich friend's house when invited; to your poor friend's without invitation. Portuguese Proverb