The selloff began last Friday when bright US non-farm payrolls data sparked fears that inflation will surge this year -- and that the Federal Reserve will be forced to raise borrowing costs more quickly than anticipated.
In initial trade today, European stock markets collapsed by about 3.5 percent, mirroring dramatic falls across Asia.
"It's not doom and gloom, and it's not financial markets Armageddon; it's just a much needed and much overdue correction," AxiTrader analyst James Hughes told AFP.
New York's Dow Jones Industrial Average saw its steepest ever one-day point drop on Monday, shedding a total of 1,175.20 points or a hefty 4.6 percent in value.
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And 10-year US Treasury yields are still hovering at four-year peaks.
European markets later trimmed their gains somewhat on Tuesday to stand about 2.5 percent lower compared with Monday's closing level.
"Markets usually grind to the upside, but fall like a rock," said analyst Naeem Aslam at trading firm ThinkMarkets.
Prior to this week's chaotic selloff, Wall Street had enjoyed an impressive record-breaking run ever since Trump's 2016 election on hopes over the US president's pro-business tax-cutting policies.
Asia and Europe had meanwhile reaped bumper gains from the improving economic outlook.
"If investors had been waiting for an opportunity to take profits, the prospect of higher than expected inflation and tightening by the Fed provided just that," added Richard Hunter, head of markets at online stockbroker Interactive Investor.
"Mixed in with that, higher bond yields could increase the attractiveness of bonds as an investment destination, some of which will be at the expense of equities."
Tokyo stocks today led a collapse throughout Asia, briefly diving almost seven percent before closing down 4.7 percent.
Hong Kong lost more than five percent in its worst day since summer 2015, while Sydney and Singapore each sank three percent.
On currency markets the yen, considered a go-to unit in times of turmoil and uncertainty, climbed against the dollar.
The unit was down more than 20 percent to a three-month low at USD 5,922 -- less than a third of its value near USD 20,000 in December.
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