The phrase "already rebounded" is correct and usable in written English.
It can be used to indicate that something has recovered or bounced back from a previous state or condition, often in contexts related to economics, health, or performance.
Example: "After a brief decline, the stock market has already rebounded, showing signs of recovery."
Alternatives: "has bounced back" or "has recovered already."
On Wall Street, meanwhile, profits and pay have already rebounded.
Oil prices have already rebounded from the lows they hit when the financial sector imploded in late 2008.
It's not just that many asset classes have already rebounded sharply from their financial-crisis lows and are no longer great values.
One of them was another war against Iraq, where Saddam had already rebounded from his gulf-war defeat and was busily crushing domestic unrest.
A strained muscle in his rib cage set Wells back by about two weeks, and he has already rebounded and caught up with his fellow starters.
While growth is relatively weak today, prices in financial markets — even if not the housing market — have already rebounded from their levels at the nadir of the financial crisis.
After all the troubles of the past couple of months, his approval rating is already rebounding a bit.
First of all, they're using CBO data, which only go up to 2009; we do, as it happens, have estimates from Piketty and Saez that go up to 2010, and they show inequality already rebounding.
In October 1998, when its competitors were already rebounding from the chaos of late summer, Merrill reorganized its bond department and laid off 3,400 full-time and 900 part-time employees.
GPS measurements reveal that the crust beneath the Greenland ice sheet is already rebounding in response to rapid melting, providing the potential – according to researchers – for future earthquakes, as faults beneath the ice are relieved of their confining load.
Hiromichi Shirakawa and Takashi Shiono, economists at Credit Suisse in Japan, commented in a note, "The outlook for the U.S. economy — and hence the broader world economy — has taken a turn for the better of late, and with domestic production already rebounding from the Thai floods," the Japanese economy should grow about 1.5 percent in the first quarter of 2012.
