1. the foremost or front division of an army, a fleet, or any group leading an advance or in position to lead an advance.
2. those who are in the forefront of a movement or the like.
3. the forefront in any movement, course of progress, or the like.
"interactions can be van."
"conversions can be van."
This list can help you learn new vocabulary more quickly and be able explore other words more easily.