A correlation coefficient is a statistical measure of the degree to which changes to the value of one variable predict change to the value of another. In positively correlated variables, the value increases or decreases in tandem. In negatively correlated variables, the value of one increases as the value of the other decreases.
alleviates; alleviated; alleviating. Learner's definition of ALLEVIATE. [+ object] : to reduce the pain or trouble of (something) : to make (something) less painful, difficult, or severe. The doctor tried to alleviate [=relieve] her symptoms/suffering. finding ways to alleviate stress. The new tunnel should alleviate [=lessen, reduce] traffic on the bridge.
While ameliorate means to actually improve a situation, alleviate means to relieve the stress of the situation, make it more tolerable. 1  example: To ameliorate the bitter soup, one might add other ingredients, improving the soup itself.