0 something that surprises you and teaches you new facts about life, people, etc.: --
1 infml something that is surprising and that teaches you something new --
It was a tremendous eye-opener for me, to learn what was in the minds of those children.
On the question of prices, whatever view we may take, there has been a great eye-opener as to what would happen if we had war.
I must say that yesterday's visit was a most splendid eye-opener as regards improvement.
That was quite an eye-opener, which would not be noticed except by someone confronted with it.
It may provide them with an eye-opener in terms of good practice in the provision of child care nurseries.
It was an eye-opener for me in many ways.
Their report, one year on, upon their 1993 national conference is an absolute eye-opener.
It can be quite an eye-opener to see what, for example, acupuncture, chiropractic, homeopathy or osteopathy can do where orthodox methods have failed.