If it's hard to believe and hard to wrap your head around, it just might be incredible. A hurricane in Kansas would certainly be incredible, but keeping your bedroom tidy all week counts too.

Incredible is commonplace and perhaps overused but it still fits the bill whenever life is beyond expectation. The Latin root credere means believe. Slap an in in front of that root, and something incredible is hard to believe.

Definitions of incredible
  1. adjective
    extraordinarily good or great ; used especially as intensifiers
    synonyms: fantastic, grand, howling, marvellous, marvelous, rattling, terrific, tremendous, wonderful, wondrous
    beyond what is ordinary or usual; highly unusual or exceptional or remarkable
  2. adjective
    beyond belief or understanding
    “at incredible speed”
    “the book's plot is simply incredible
    synonyms: unbelievable
    flimsy, unconvincing
    not convincing
    astounding, dumbfounding, dumfounding
    bewildering or striking dumb with wonder
    barely credible
    improbable, marvellous, marvelous, tall
    too improbable to admit of belief
    undreamed, undreamed of, undreamt, undreamt of, unimagined
    not imagined even in a dream
    not disposed or willing to believe; unbelieving
    having a quality that provokes disbelief
    incapable of being conceived or considered
    see moresee less
    believable, credible
    capable of being believed
    within the realm of credibility
    affording reasonable grounds for belief or acceptance
    apparently reasonable, valid, or truthful
    capable of being conceived or imagined or considered
    show more antonyms...
Commonly confused words

incredible / incredulous

Incredible describes something you can’t believe because it’s so right, like an incredible double rainbow. Incredulous describes how you feel when you can’t believe something because it’s so wrong, like when someone tells you leprechauns left two pots of gold.

Continue reading...

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


  • Number of words: 700+
  • Duration: 10 weeks
  • Time: 1 hour / week