Na

Na or NA may refer to:

• Na (kana), a Japanese kana displayed as な or ナ
• .na, the top-level domain for Namibia
• N_A, a symbol for the Avogadro constant
• Mesua ferrea, a species of tree in Sri Lanka known locally as Na
• Mosuo, a small ethnic group in China known to themselves as the Na
• Nga people, a small tribal group in India
• Symbol for the metallic element Sodium
• Narcotics Anonymous, a twelve-step program that focuses on addiction
• National Association of Professional Base Ball Players, the first professional baseball league
• Numerical aperture, a dimensionless number that characterizes a range of angles
• The IATA code for North American Airlines
• The ISO country code for Namibia
• Naples' Italian car plate provincial designator
• National Academician, a member of the National Academy of Design
• Netherlands Antilles' international vehicle registration code
• Neurotics Anonymous, the predecessor to Emotions Anonymous
• Noradrenaline, an alternate name for the hormone Norepinephrine
• The Virgin New Adventures series of Doctor Who novels

See also

• Na Na (disambiguation)
• Na Na Na (disambiguation)
• All pages with titles beginning with Na
• All pages with titles beginning with NA