The 'new world order', whatever it is, will require a less clumsy and more cost- effective defence.

Pucky was also able to screen his mind with a totally effective defence.

For example, some moths use a highly effective defence against bats.

This was an effective defence against missiles, deflecting their force.

Arguments of this kind can provide effective defences to enforcement proceedings.

By 1945, the area had degenerated as an effective defence and the site was abandoned.

He also directed his attention to the issue of submarines against which there was no effective defence at the time.

The base's most effective defence was that the Arkonides knew nothing of it.

And the base had not been equipped with an effective defence or even designed for one.

Unfortunately, in the absence of an international security regime the only way to stop it through effective defence.