Acronym

1. acronym (noun)

2. acronyms

3. acronym: A word formed from the initial letters of a name of by combining initial letters or parts of a series of words. (Vocabulary for Achievement)

4. The English language has slowly evolved to include some acronyms such as 'omg', or 'lol' in casual dialogue that were previously used only in texting or instant messaging.

5. NBA is an acronym standing for National Basketball Association.