Tuesday's strong job openings data helped the dollar shake off some the weakness it experienced on Monday following dovish comments from St. Louis Fed President James Bullard and Minneapolis Fed President Neel Kashkari.
The greenback added to losses against the yen after U.S. President Donald Trump on Tuesday warned North Korea it would be met with "fire and fury" if it threatens the United States.
Earlier Pyongyang said it was ready to give Washington a "severe lesson" with its strategic nuclear force in response to any U.S. military action. The dollar was up 0.05 percent against the yen at 110.35 yen.
The euro was up 0.02 percent to $1.1751, erasing losses from earlier in the day. It was not far from last week's 2-1/2-year high of $1.1909.
The European Central Bank is widely expected to scale back its quantitative easing programme as doubts rise about whether the Fed will be able to raise rates again this year, which has boosted the euro.
Sterling hit a 10-month low against the euro as investors grew more bearish about Britain's economic outlook after consumer spending fell for a third month in a row in July.