itinerary (n.) Look up itinerary at
mid-15c., "route of travel," from Late Latin itinerarium "account of a journey, description of a route of travel, road-book," noun use of neuter of itinerarius "of a journey," from Latin itineris "a journey," from ire "go" (see ion). By early 15c. it meant "record of a journey;" extended sense "sketch of a proposed route, list of places to be included in a journey" is from 1856.