'widened area' is correct and usable in written English.
You can use it in situations where an area of space is being enlarged. For example, "The widened area created by the construction was put to good use by providing extra seating for the event."
It can be seen that the slope area in the original signal becomes a flat area in the high band, and thus more noise reduction can be gained here due to the widened area of photometric similarity.
The end of each arm contained a widened area with two circular odor ports, into which an odorant could be released by opening an air solenoid.
Fold the last inch on either side 90 degrees to mimic a common pipe with widened area or crater at the top; make the whole thing narrow (crater as little as 1/4 inch diameter) to permit low (vaporizing rather than burning) temperature.
However, morphological examination of the tumours revealed significantly widened areas of necrosis in FGF8b tumours compared with the others.
The afternoon was ending, and in the widening area of demolition was a fire fed by the wreckage... Paint and varnish smoked like incense.
He cited food and clothing drives conducted by the group across a widening area of Athens, as well as protections it extends to vulnerable Greeks in neighborhoods where crime has surged in tandem with illegal immigration.
One of the new federalism cases, on whether states may be sued for violating the Americans With Disabilities Act, could prove to be the most important in the series of recent cases in which the justices have carved out a widening area of state immunity from the reach of federal statutes.
On Monday afternoon, some of the agents from the Colombo squad returned to an area that had already been searched and, working with shovels, widened the area that had been previously examined, finding what appeared to be a body wrapped in a tarp, said the official, who spoke only on the condition of anonymity because the investigation was continuing.
The federal authorities also widened the area closed to fishing.
The Washington Conference of 1927 widened the area of cooperation in respect to radiotelegraph, broadcasting, and the international allocation of wavelengths, or frequencies.
Improvements include a widened pedestrian area, a minibus station with interactive signs and a large new cycle shelter.
