Compstat brought a previously unimaginable level of accountability to the New York Police Department.

Each touch intensified her pleasure, her longing, to previously unimaginable levels.

After all, the vice president has championed high-technology issues, and eight years of a strong economy has created an unimaginable level of wealth here.

Current Bordeaux prices are at levels unimaginable even a decade ago.

By some unimaginable level of control, the blinding shaft of energy split in two.

Still, Xerxes amplified the intensity to unimaginable levels.

At that time, without reform, the deficit will soar to unimaginable levels.

This has been taken to an unimaginable level.

Yes, of course- if you discount, that is, many millions of dollars and an unimaginable level of celebrity.

But the Fed chairman's stature with investors, and his willingness to reduce interest rates to almost unimaginable levels, has made him too important to replace just yet.