She would be the definitive test of its durability-and his own, he felt certain.

The radiocarbon analysis of tissue from the body was considered the most definitive test that could be conducted.

There is no known definitive test to diagnose Alzheimer's disease in living patients.

It will usually be a definitive test for sleep apnea.

They would rather go directly for the invasive, definitive test.

But the company never followed up with a plan in 2001 to run a definitive test about the drug's advantages, if any, to aspirin users.

It is not and cannot be a definitive diagnostic test.

There is also, however, no definitive test for life after birth in South African law.

But since there is no definitive test for the disease in its early stages, doctors stress prevention.

The Kosovo settlement will be the definitive test of common foreign and security policy.