We tend to shorten words while communicating online with friends via email, IM, chat, social networking and more. Such short acronym / abbreviated words are often called as chat slangs (online lingo). Like using w8 for 'wait', brb for 'be right back', abt for 'about' and so on. If you are
NASA has 35 meanings, dig more with Acronym Finder
For starters, an acronym is an abbreviation composed of the initial letters which is pronounced as a single word. For example FBI is an abbreviation, while NASA is an acronym. Both represent short notation, but pronunciation type differentiate an acronym and abbreviation. After all that