E 111 /ˌiː wʌn ɪˈlev ə n/ BrE AmE noun
a document which was available to citizens of any country in the EU (=European Union) , and which gave them the right to receive free health care when they visit other EU countries. It was replaced in 2005 by EHIC (=European Health Insurance Card) , a card which is about the size of a ↑ credit card .