Comments from European Central Bank chief Mario Draghi sent the euro down half a percent to below $1.07.
The dollar weakened across the board on Thursday after rising for four straight sessions.
The U.S. dollar stumbled against a basket of currencies on Thursday, even as the Fed's minutes indicated that a December rate rise is on the cards.
The dollar slipped briefly as markets digested minutes of the Federal Reserve's policy meeting, but the morning's gains quickly returned.
The dollar climbed on Tuesday as a rise in U.S. inflation reinforced expectations that the Federal Reserve will raise interest rates next month.
The dollar rose sharply, as markets were unshaken by the weekend attacks in Paris.
The dollar moved higher against major currencies on Friday as U.S. consumer sentiment beat forecasts.
The U.S. dollar dropped for a second day on Thursday as investors booked profits from its precipitous rise in November.
It was back to normal Thursday with the head of the European Central Bank (ECB) pushing down the euro with some dovish remarks.
The dollar edged down on as investors took advantage of the thin holiday trading session.
The dollar rose towards a seven-month peak against a basket of major currencies on Tuesday.
The dollar fell against major world currencies on Monday as investors took profits on the greenback's surge last week.
The dollar jumped to a more than six-month high on after data showed the U.S. economy created more jobs than expected in October.
The dollar hit a three-month high against a basket of major currencies and a two-month peak versus the yen.
The dollar rose sharply as remarks from Fed Chair Janet Yellen intensified bets the central bank would raise interest rates next month.
Australia's dollar gained almost 1 percent on Tuesday, after the country's central bank declined to cut interest rates further.
The dollar fell against the euro on Monday after comments from two members of the European Central Bank's governing council.
The Bank of Japan's decision to leave monetary policy unchanged pushed the yen up on Friday.
The dollar index slipped the day after a hawkish statement from the U.S. Federal Reserve.
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