Academic achievement is the product of the instruction supplied to the children in schools and is determined by the grades, or marks secured by the students in the examination. It generally indicates the learning outcomes of pupil which requires a series of planned and organised experiences. Academic achievement is the primary and persistent liability of every educational institution established by the society to promote whole scholastic growth and development of a child. The term academic achievement has been defined by various educationists according to their experience and perception. Here I would like to cite some of the definitions and the various views of some great thinkers regarding the academic achievement.