The notion that "pollution is the price of progress" has become antiquated, she said.

For many Pakistanis, the very notion of sovereignty has become confused.

The notion that everyone does and repeats the same thing has become absurd.

And the closer we come to human beings, the more abstract the notion of property becomes.

He had to keep a firm fix on reality, no matter how tempting certain notions might become.

Historically, one might say that scientific notions in the modern age have become anchored into common sense.

In the 20th century it received new critical attention, perhaps because the notion of lastness had become more relevant.

"The notion that our leaders should have God in their life has suddenly become threatening," a narrator says.

The notion of the paper book as merely a package for information is slowly becoming obsolete.

Somehow, though, the notion was becoming very foolish now that Margo had let it cool a while.