The mission mode.As an intervention programme, it started on 2001 and SSA has been operational since 2000-2001. However, its roots go back to 1993-1994, when the District Primary Education Programme [DPEP] was launched, with an aim of achieving the objective of universal primary education.Sarva Shiksha Abhiyan [SSA] is Government of India's flagship programme for achievement of Universalization of Elementary Education [UEE] in a time bound manner, as mandated by 86th amendment to the Constitution of India making free and compulsory Education to the Children of 6-14 years age group, a Fundamental Right.SSA means "Subject Says All" So now you know - SSA means "Subject Says All" - don't thank us. YW! What does SSA mean? SSA is an acronym, abbreviation or slang word that is explained above where the SSA definition is given.If you are eligible for Social Security Disability Insurance [SSDI, or sometimes just SSD] benefits, the amount you receive each month will be based on your average lifetime earnings before your disability began. It is not based on how severe your disability is or how much income you have.