someone who memorizes quickly and easily (as the lines for a part in a play)(noun.person)
Example: He is a quick study.
source: wordnet30
a composition intended to develop one aspect of the performer's technique(noun.communication)
Example: A study in spiccato bowing.
source: wordnet30
A setting of the mind or thoughts upon a subject; hence, application of mind to books, arts, or science, or to any subject, for the purpose of acquiring knowledge.(noun)
source: webster1913
verb (v)
consider in detail and subject to an analysis in order to discover essential features or meaning(verb.cognition)