Something exceptional, substantial, or great is prodigious. A blizzard includes prodigious wind and snow. A prodigious writer is one who can write a lot and do it well.

Prodigious is a word for things that are impressive. If you have prodigious strength, you're very strong. If your cat had a prodigious litter of kittens, then you've got a houseful of kittens. This is a strong word that's also kind of formal. Save it for things that really blow you away because of their quality or quantity. A little drizzle isn't a prodigious rain, but a storm that floods a whole city certainly is.

Definitions of prodigious
  1. adjective
    so great in size or force or extent as to elicit awe
    “a prodigious storm”
    synonyms: colossal, stupendous
    big, large
    above average in size or number or quantity or magnitude or extent
  2. adjective
    far beyond what is usual in magnitude or degree
    “the young Mozart's prodigious talents”
    synonyms: exceeding, exceptional, olympian, surpassing
    beyond what is ordinary or usual; highly unusual or exceptional or remarkable
  3. adjective
    of momentous or ominous significance
    “a prodigious vision”
    synonyms: portentous
    important, significant
    important in effect or meaning
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