(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.
Introduction of the US Dollar. In 1785, the Dollar was officially adopted as the money unit of the United States. The Coinage Act of 1792 created the first U.S. Mint and established the federal monetary system, as well as set denominations for coins specified by their value in gold, silver, and copper.