Tourism is the “sum total of operates, mainly of an economic nature, which directly relate to the entry, stay and movement of foreigners inside and outside a certain country or region”.
-HERMAN V.SCHULLARD

"Tourism is a collection of activities, services and industries which deliver a travel experience comprising transportation, accommodation, eating and drinking establishments, retail shops, entertainment businesses and the hospitality services provided for individuals or groups traveling away from home"

      "The sum of the phenomena and relationships arising from the interaction of tourists, business suppliers, host governments and host communities in the process of attracting and host in these tourists and other visitors"
-MACINTOSH AND GOELDNER
 "Tourism comprises the activities of persons traveling to and staying in places outside their usual environment for not more than one consecutive year for leisure, business and other purposes."      
                                                                                                                                    -WTO
“The temporary movement of people to destinations outside their normal places of work and residence, the activities undertaken during their stay in those destinations, and the facilities created to cater to their needs.”

-(MATHIESON AND WALL, 1982)