IPA: /hɑˈzɑn/
KK: /hɑˈzɑn/
A person in charge of leading prayers and singing in a synagogue service.
The hazan led the congregation in prayer during the Yom Kippur service.
The word 'hazan' originates from Hebrew 'חזן' (chazan), meaning a leader or one who leads in prayer, particularly in a synagogue. It refers specifically to a cantor or someone who leads the congregation in worship.
Think of a 'leader' in prayer — that's what a 'hazan' does, guiding the congregation in worship.