The noun transportation has 6 senses (first 2 from tagged texts)
1. (7) transportation system, transportation, transit -- (a facility consisting of the means and equipment necessary for the movement of passengers or goods)
2. (5) transportation, transfer, transferral, conveyance -- (the act of moving something from one location to another)
3. fare, transportation -- (the sum charged for riding in a public conveyance)
4. Department of Transportation, Transportation, DoT -- (the United States federal department that institutes and coordinates national transportation programs; created in 1966)
5. transportation, shipping, transport -- (the commercial enterprise of moving goods and materials)
6. exile, deportation, expatriation, transportation -- (the act of expelling a person from their native land; "men in exile dream of hope"; "his deportation to a penal colony"; "the expatriation of wealthy farmers"; "the sentence was one of transportation for life")