| Acronym | Definition |
|---|
| SSEA➣Stage-Specific Embryonic Antigen |
| SSEA➣Society for the Study of Egyptian Antiquities |
| SSEA➣Secretary of State for External Affairs (Canada) |
| SSEA➣Stanford Summer Engineering Academy (Stanford University; Stanford, CA; est. 1998) |
| SSEA➣Sweet Sorghum Ethanol Association (global organization) |
| SSEA➣Simple Single Engine Aircraft |
| SSEA➣Social Sciences Employees Association (Canada) |
| SSEA➣Société Suisse des Études Africaines (French) |