Definition of Naja in English:
Naja
(also Naia)
noun ˈneɪdʒəˈneɪjəˈnɑːdʒə
Any of several cobras constituting the genus Naja. Also (now chiefly): the genus itself.
Origin
Mid 18th century; earliest use found in Chambers's Cyclopaedia. From post-classical Latin naia, naja (E. Kaempfer, ultimately from Sanskrit nāga snake, perhaps via Sinhala nayā.