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.
speed, swiftness; the condition of being rapid
A measure of the velocity of a particle in a beam relative to the beam's axis
A measure of velocity relative to the speed of light