What is specialization in Coursera?

A Coursera Specialization is a series of related courses designed to help you master a specific topic . Some shorter Specializations include as few as three courses and only take a few months to finish. Longer Specializations can include ten or more courses and take up to a year.17 Eyl 2021

In academic, specialization (or specialisation) may be a course of study or major at an academic institution or may refer to the field in which a specialist practices . In the case of an educator, academic specialization pertains to the subject that he specializes in and teaches.