The term 'WELCOME VISITOR' can be broken down into two words, 'WELCOME' and 'VISITOR'. The word 'WELCOME' is an adjective that means to receive someone with pleasure or hospitality. The word 'VISITOR' is a noun that refers to a person who comes to a place for a short period of time, usually for business or pleasure. The crossword solution for the term 'WELCOME VISITOR' is 'GUEST', which is a noun that refers to a person who is invited to a place or event. Therefore, the term 'WELCOME VISITOR' can be summarized as a phrase used to express hospitality towards someone who has been invited to a place or event.