De or het curatoriumvergadering?

The correct Dutch article is:

de curatoriumvergadering

Rule Words ending in -ing: almost always de. See the rule

How to use curatoriumvergadering

the curatoriumvergaderingde curatoriumvergadering
this curatoriumvergaderingdeze curatoriumvergadering
that curatoriumvergaderingdie curatoriumvergadering
our curatoriumvergaderingonze curatoriumvergadering
your curatoriumvergaderingjouw curatoriumvergadering
every curatoriumvergaderingelke curatoriumvergadering
which curatoriumvergadering?welke curatoriumvergadering?
a big curatoriumvergadering / the big curatoriumvergaderingeen grote curatoriumvergadering, de grote curatoriumvergadering