Originally Posted by Tombraiders
To my best knowledge, one can replace 'study' with ' research.' They both have the same meaning.
study(from Cambridge Dic.) when someone examines a subject in detail in order to discover new information:
a five-year study of the relationship between wildlife and farming
Some studies have suggested a link between certain types of artificial sweetener and cancer.
research [Show phonetics]
a detailed study of a subject, especially in order to discover (new) information or reach a (new) understanding: