That was one of the areas where my genes could have used definite improvement.

It was a definite improvement, but, then, just about any change would have been.

There was definite improvement, though no way to tell yet how much use he would have of it.

Finally she was sitting, still on the floor but a definite improvement.

And at the rate things were going, that might be a definite improvement in his lifestyle.

I am leaving the mines, and that is a definite improvement.

And, of course, the changes were a definite improvement for its residents.

The common position is a definite improvement on the Commission's proposal.

In 2006, The team finished at 8-8, a definite improvement over the previous year's mark of 4-12.

The doctor has noticed a definite improvement in your father's health.