Speed, swiftness.
The speed with which a perturbation to the flow propagates through the flow domain.
The speed of individual waves (as opposed to the speed of groups of waves).
An important or long journey, for example a march or a voyage
The group of people making such excursion.
A military journey; an enterprise against some enemy or into enemy territory.
A trip, especially a long one, made by a person or a group of people for a specific purpose
The process or activities of performing expediter tasks.
To take part in a trip or expedition; to travel.