Are the members of your skydiving club tripping over the name Student Parachuting League & Aerial Team? Why not use each word's first letter to make an acronym, and call the club SPLAT? There, that’s better.

What do NASA, sonar, and scuba have in common? They are all acronyms. Not only does each letter come from the first letter of another word, but each group of letters is easy to pronounce as its own word. Though its roots are classical (acro means "tip" and nym means "name"), acronym is fairly new as English words go: it's been around since the early 1940s.

Definitions of acronym
  1. noun
    a word formed from the initial letters of the several words in the name
    see moresee less
    type of:
    descriptor, form, signifier, word form
    the phonological or orthographic sound or appearance of a word that can be used to describe or identify something
Word Family

Test prep from the experts

Boost your test score with programs developed by’s experts.

  • Proven methods: Learn faster, remember longer with our scientific approach.
  • Personalized plan: We customize your experience to maximize your learning.
  • Strategic studying: Focus on the words that are most crucial for success.


  • Number of words: 500+
  • Duration: 8 weeks or less
  • Time: 1 hour / week


  • Number of words: 500+
  • Duration: 10 weeks or less
  • Time: 1 hour / week