Diadema is the term for diadem in maist Romance leids, an in Inglis an Scots mey refer tae:

• Diadema, São Paulo, a ceety in São Paulo
• Diadema (genus), a genus o sea urchin belangin tae the faimily Diadematidae
• Damon diadema, a species o arachnid, sometimes kent as the tailless whip scorpion
• Sinea diadema, a species o the assassin bug faumily, native tae North Americae

This disambiguation page leets airticles associatit wi the same title. If an internal link led ye here, ye mey wish tae chynge the link tae point directly tae the intendit airticle.