All but extremely improbable estimates of this number range between 600,000 and 1,500,000 men.

This will cause any attempt to violate such consistency to fail, even if extremely improbable events are required.

He felt it was extremely improbable that the device had been constructed just to iramobilize him.

It was an extremely improbable occurrence, not that somebody should walk down the street, but who it happened to be.

Now you are there; these are new situations one would have thought extremely improbable only a few weeks ago.

That is all there is ever going to be time for Never, never think of the extremely improbable failure.

Historically, this series of events is extremely improbable.

Or you might roam around the hilltops doing nothing but the extremely improbable.

Geologically, such stability was not impossible, but it was, to say the least, extremely improbable.

They can only come about under present manufacturing methods by an extremely improbable accident, which has only happened once.