Whereas the euro was down 0.3 per cent at US$1.0885, towards the Japanese yen, the greenback strengthened 0.42 per cent to 148.39.
However the Canadian greenback strengthened 0.56 per cent versus the buck to C$1.44 per greenback and towards the Swiss franc, the greenback weakened 0.03 per cent to 0.882.
The Russian rouble reached a greater than six-month excessive on Tuesday, however pulled again on Wednesday, weakening 1.75 per cent towards the buck to 87.146 per greenback.
Oil costs rose as US authorities information confirmed tighter oil and gasoline inventories than anticipated, although traders saved a watch on mounting fears of a U.S. financial slowdown and the impression of tariffs on world financial development.
US crude settled up 2.16 per cent or US$1.43 at US$67.68 a barrel whereas Brent settled at $70.95 per barrel, after rising 2 per cent or 1.39 per cent on the day.
Secure-haven gold rose, aided by tariff uncertainty and the cooler US inflation report.
Spot gold rose 0.64 per cent to US$2,935.02 an oz.. U.S. gold futures rose 0.8 per cent to US$2,936.20 an oz..
Elsewhere in metals, copper rose 1.29 per cent to US$9,787.00 a tonne however three-month aluminum on the London Steel Alternate fell 0.02 per cent to US$2,705.15 a tonne.