ناقوس

nāqūs (v.n. fr. نقس 'to strike (a gong),' etc.), s.m. A kind of wooden gong; a thin oblong piece of wood, suspended by two strings and struck with a flexible rod (used by the Eastern Christians to summon the congregation to divine service, church bells not being allowed in Muhammadan countries);—a kind of shell blown by Hindūs in divine worship (i.q. śankh).