Vivaldi lived from 1677 approximately, to 1741, so he lived in the last part of the 17th century, and into the 18th Century.
The mitre (British English) (/ËmaÉªtÉr/; Greek: Î¼Î¯ÏÏÎ±, headband or turban) or miter (American English; see spelling differences), is a type of headgear now known as the traditional, ceremonial head-dress of bishops and certain abbots in traditional Christianity.
miter â(third-person singular simple present miters, present participle mitering, simple past and past participle mitered) to finish a material at an angle, frequently 45 degrees, or sometimes with some specific shape, so that it will fit up tightly against another piece of material, as with a picture frame.