noun
fleet
FLEET/fliːt/
A group of vehicles under shared ownership or command.
The delivery company replaces its fleet of vans every five years.

Etymology
From “to float,” fleet named a floating vessel and then a group of ships under one command. That collective meaning now also applies to vehicles and aircraft.
In context
build a fleet of 200 ships and that summer 242 it sails for Sicily
More examples
- The airline adds three planes to its fleet.
- The admiral commands a fleet of twelve ships.
- Both school districts operate fleets of electric buses.
Forms
fleet · fleets