The partner of Nehemiah in reconstituting the Jewish nation after the return from exile, he was the great religious reformer who succeeded in establishing the Torah as the constitution of the returned community. His words and deeds are recorded in the books of Chronicles, and also in the book of Ezra, which is considered one of the twelve minor prophetic books (and probably was written by the Chronicler).

a Jewish priest and scribe sent by the Persian king to restore Jewish law and worship in Jerusalem

an Old Testament book telling of a rabbi's efforts in the 5th century BC to reconstitute Jewish law and worship in Jerusalem after the Babylonian Captivity

Ezra is a personal name derived from Hebrew, written variously as עֶזְרָא ( Standard Hebrew ), ʿEzra, ( Tiberian Hebrew ), ʿEzrâ: short for עַזְרִיאֵל "My help/court is God", Standard Hebrew ʿAzriʾel, Tiberian Hebrew ʿAzrîʾēl, Arabic: عزير.

an environmental control system that can be operated by a single switch, a puff/sip (pneumatic) switch, or a button swtich

As a youth worker I know that most of us have a hard time keeping track of information. The final goal of Ezra is to be a totally free, database for tracking, maintaining, and accessing all the bits of information that we so often lose.