main objective
primary objective
principal objective

Making a nice place to work was our primary objective.

Our primary objective is to find a way inside, and that could take some time.

That is the primary objective of a social market economy.

The school's primary objective is to provide a modern, Christian education.

While strategy was still the primary objective, these games played out in real time.

The player's primary objective is to reach the end of the level.

"Along with some others, but he would seem to be their primary objective, yes."

Our primary objective is to do everything we can to bring it up to speed.

Their primary objective has been to transform the city as a whole.

Healthy weight control is the primary objective of the system.