Bar Mitzvah (BAHR MITS-vuh)
Lit. son of the commandment. A boy who has achieved the age of 13 and is consequently obligated to observe the commandments. Also, a ceremony marking the fact that a boy has achieved this age. For a girl, the ceremony is called a Bat Mitzvah (daughter of the commandment). For more than one child, it is referred to as a B'nai Mitzvah (children of the commandment).