(plural paradigm shifts) 1  A radical change in thinking from an accepted point of view to a new one, necessitated when new scientific discoveries produce anomalies in the current paradigm. ( US) A radical change in thinking from an accepted point of view to a new belief.
The use of IN GOD WE TRUST has not been uninterrupted. The motto disappeared from the five-cent coin in 1883, and did not reappear until production of the Jefferson nickel began in 1938. Since 1938, all United States coins bear the inscription.
As a result, China eliminated paper money entirely in 1455 and wouldn't adopt it again for several hundred years. Another not-so-well-known fact: the word cash was originally used to describe the type of round bronze coins with square holes commonly used in the Tang Dynasty, called kai-yuans. 1  Email. 2  Print. 3  Share. 4  Facebook. 5  Twitter. 6  Tumblr. 7  LinkedIn. 8  StumbleUpon. 9  Reddit. 10  Digg. 11  Mixx. 12  Del.i.cious. 13  Google+.