What does Zdravo mean in Serbian?

Question

I think it is a Serbian word.

Answer 1

Zdravo, a Serbian/Croatian word, can mean either hello or healthy.  

Answer 2

It's also a bosnian word

meaning healthy

but you can also say it when you want to say hello to someone.

Answer 3

It means hello or healthy,but it is a Serbian word,Croatian and especially Bosnian are not real languages,they are actually Serbian.It is just that now when they are independent they are trying to ignore their Serbian origin.