The dollar strengthened on Tuesday as a broad-based sell-off in technology stocks reinforced its status as a safe-haven asset.
Investors rotated out of growth equities and into cash, pushing the greenback higher against major peers.
Her comments, which signaled a cautious approach to future policy moves, added to the single currency's weakness.
The euro fell to its lowest level since August, pressured by the risk-off sentiment and a dovish tone from European Central Bank President Christine Lagarde.
Her comments, which signaled a cautious approach to future policy moves, added to the single currency's weakness.
Global equity markets extended their decline for a second consecutive day, with the technology sector leading losses.
The rout followed a weak session on Wall Street, where tech-heavy indices struggled to find support.