The phrase "a lessened need" is correct and usable in written English.
It can be used to describe a situation where the necessity for something has decreased or diminished.
Example: "Due to the advancements in technology, there is a lessened need for manual labor in many industries."
Alternatives: "a reduced need" or "a diminished need".
A transverse incision offers a lessened postoperative pain following physical activity, a lessened need to administer analgesic therapy during the post-operative time, better aesthetic results, and a better post-operative pulmonary function.
But Greyhound's pension plan administrator, Paul Owsley, a former driver who is an employee of the pension trust, was skeptical of contentions about the mortality rate of Greyhound's bus drivers and a lessened need for contributions.
The treatment has a lessened demand in experimental data while ensuring biological consistence of the results.
This occurred at some cost to Lafayette's image in America: veterans returned from the front singing "We've paid our debt to Lafayette, who the hell do we owe now?" A longer-term threat was the increasing sophistication of Americans and the lessened need for symbols of patriotism; by 1971, according to Anne C. Loveland, "Lafayette no longer served as a national hero-symbol".
Farmers praise the lessened need for agricultural chemicals–often accompanied by higher yields and their improved bottom line.
Only a lessened dependence on petroleum will prevent disasters like this one.
Together these factors allowed 9BAs to migrate into the United States and presented them with large stretches of favorable habitat in which they faced a lessened threat of predation.
Elsewhere, people refused to be distracted by what they saw as the latest stop on the local train to a lessened conflict, if not peace.
The United States has called for an investigation, angering the Uzbek government as well as Russia and China, which are pressing for a lessened American presence in the region.
They also referred to studies they said suggest that reductions in cholesterol are not linked to a lessened risk of death.
Because of this, fragmentation — a lessened emphasis on national leadership and more investment in the march's local chapters — could be a good thing.
