What does NA stand for?
What does NA mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: NA.
What does NA mean?
- sodium, Na, atomic number 11(noun)
- a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)