Such defences, systematically patrolled, effectively precluded surprise attacks and enabled the troops to get a good night's sleep.

This effectively precluded the possibility of an appeal to a higher court.

But there's an election campaign on, and that effectively precludes action this year.

These definitions, then, effectively preclude reciprocity and are constructed here in such a way as to prevent the possibility of consent.

We were in the elevator which was crowded and effectively precluded further banter.

Environmental groups said the new legislative change effectively precluded them from suing the E.P.A. to demand faster action.

Although the measure approved by the committee today would not affect the current test schedule, it would effectively preclude new tests that the Pentagon is considering.

Grumman accepted a clause in its contract that effectively precludes its building any more F-14's.

The Bush administration's commitment to rebuilding Iraq after the war effectively precludes that sort of truly devastating strike campaign.

Its low credit ratings effectively preclude borrowing in public debt markets.