The dollar tumbled slightly before the Federal Reserve chairman Yellen made a sp

The dollar plunged on Tuesday following the 10-year yield on the United States, reversing Monday's rally and trading lightly before the U.S. Thanksgiving holiday on Thursday.

There was not much data this week, and the Federal Reserve will release minutes of the November meeting on Wednesday, with Federal Reserve Chairman Ben Yehlen tonight to speak. Analysts said investors consolidated their positions after the dollar rose the day before yesterday.

"There is a lot of consolidation in the market," said Kathy Lien, managing director of BK Asset Management. "The dollar is on track."