1.  zechariah(n = noun.person) zacharias - a Hebrew minor prophet of the late 6th century BC;
is a kind of prophet

2.  zechariah(n = noun.communication) book of zachariah, zacharias - an Old Testament book telling the prophecies of Zechariah which are concerned mainly with the renewal of Israel after the Babylonian Captivity;
is a kind of book
is a part of old testament, nebiim, prophets