The full form of SSLC is the Secondary School Leaving Certificate. SSLC is a certificate that the students receive after completing their study of secondary school level. It is generally a qualification exam which is most common in India for enrollment to higher secondary school. Discover the meaning and significance of SSLC Full Form, and explore the education and career options it opens up for students in India. Discover Career Discovery What is the full form of SSLC? The full form of SSLC is the Secondary School Leaving Certificate. A certificate known as the SSLC is given to pupils upon completion of their secondary school studies. In India, a qualification exam is typically required for admission to higher secondary education. The Secondary School Leaving Certificate (commonly referred to as SSLC) is a certification obtained by a student on successful completion of an examination at the end of study at the secondary schooling level in India. UvR6ZgS.