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.
Definition of beaker. 1  1 : a large drinking cup that has a wide mouth and is sometimes supported on a standard. 2  2 : a deep widemouthed thin-walled vessel usually with a lip for pouring that is used especially in science laboratories.