An entertaining notion appeared like guests at the door.

The notion of our Government's stability now appears in question.

That notion did not appear to bother some in the administration.

The notion of 'acting-back' on this environment appears to be far from people's minds.

The current notion of Chinese philosophy as an academic field of study first appeared during the 20th century.

This new notion of separation appears to go well beyond tariff walls.

Such a notion did not appear to exist in the old government.

The very notion of an Iraqi opposition appeared to be new to him.

This crucial economic notion of opportunity cost appears prominently in fiction.

The notion appears toward the end of the book and then does not occur again.