What is "sssi"

SSSI can mean:

• Solid state storage initiative, a network promoting the use of solid state storage
• Site of Special Scientific Interest, a UK nature conservation designation
• Site of Special Scientific Interest (Hong Kong), a Hong Kong nature conservation designation
• Skin and skin structure infection, a bacterial infection of the skin
• Stainless Steel Studios, a video games company
• "Special Secret Song Inside", a track from the Red Hot Chili Peppers album The Uplift Mofo Party Plan