The mitre or miter is a type of headgear now known as the traditional, ceremonial headdress of bishops and certain abbots in traditional Christianity. Mitres are worn in the Catholic Church, Eastern Orthodox Church, Oriental Orthodox Churches, the Anglican Communion, some Lutheran churches, for important ceremonies, by the Metropolitan of the Malankara Mar Thoma Syrian Church, and also, in the Catholic Church, all cardinals, whether or not bishops, and some Eastern Orthodox archpriests.
A Catholic mitre from the 19th century, displayed in the Museo dell'Opera del Duomo in Pisa, Italy
The mitre of the Serbian Orthodox Bishop Georgije Đokić
Catholic Archbishop José Palma, O.P. in Western-styled pontifical vestments, including a mitre
Ukrainian Orthodox Bishop Alexander Drabinko wearing Eastern-styled vestments, including a mitre
Headgear, headwear, or headdress is any element of clothing which is worn on one's head, including hats, helmets, turbans and many other types. Headgear is worn for many purposes, including protection against the elements, decoration, or for religious or cultural reasons, including social conventions.
A collection of headgear
Portrait of a Lady wearing the Order of the Swan
A cheche, worn in the Sahara as protection against wind and sand
Woman in a niqāb, popular in the Levant region.