The question now is whether the Medicaid costs will prevent lawmakers from expanding the program.

If there is a large amount of fluid, it may prevent the lung from expanding when you breathe in.

The House bill raises the qualifications for teacher aides and prevents schools from expanding such positions.

Open surgery may also be performed to remove pseudoaneurysms or prevent them from expanding.

But a single payment of that size would prevent me from expanding the planting for next year.

We must clear away the government red tape which prevents businesses from growing, expanding, and hiring new employees.

This shell prevents the heart from expanding when blood enters it.

Political disputes with Castile prevented the city from expanding beyond the old quarter until 1859.

"Yet still they prevent us from expanding this base," Yamagata grumbled.

Prevent the lung from expanding so the person cannot move enough air into his or her lungs.