mid-15c., "route of travel," from Late Latin itinerarium "account of a journey," noun use of neuter of itinerarius "of a journey," from Latin itineris "journey" (see itinerant). By late 15c. it meant "record of a journey;" extended sense "sketch of a proposed route" is from 1856.
例文
1. His itinerary is still unclear.
彼のスケジュールはまだ不明です。
2.You will have time to other places than those on the itinerary .
計画外の場所を見学する時間があります。
3.A visit to Rome must be included in the itinerary .
ローマの行は予定の行程に入れなければなりません。
4.The two sides have agreed on the itinerary of the visit.
双方は訪問日程を協議した。
5. Itinerary -How and when are you going to do all this？