With the dollar index up 0.22 percent to 81.42, silver lost 87 cents, or 2.2 percent, to end at $27.21 an ounce.
The euro fell to $1.2714 from Tuesday's $1.273. Against the yen, the dollar rose to 80.32 yen from 80.19 yen.
The British pound was $1.5911 from $1.5993. The dollar was 1.0124 Canadian dollars from 1.0072 Canadian.
The dollar was 7.7687 against the Hong Kong dollar, from 7.7684. The Australian dollar was $0.9923 from $0.9936.
Pistorius testifies he didn't consciously pull trigger when he shot girlfriend
Biologists detail four new deep-sea 'killer sponges'