study (nom)
Sens 1 : A careful examination or analysis of a phenomenon, development, or
question. [source : MW]
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Sens 2 : The published report of such a study. [source : MW]
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Sens 3 : a) Application of the mental faculties to the acquisition of knowledge.
b) Such application in a particular field or to a specific subject. [source : MW]
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Sens 4 : Careful or extended consideration. [source : MW]