the crux

noun

Definition of the crux 

: the most important part of something (such as a problem, issue, puzzle, etc.) usually + of The crux of the matter is that people are afraid of change.It's taken a while to get to the crux of the problem, but I think I finally understand it.

Learn More about the crux

Statistics for the crux

Look-up Popularity

Comments on the crux

What made you want to look up the crux? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

obstinately defiant of authority

Get Word of the Day daily email!

Test Your Vocabulary

Autumn Words of the Day 2018

  • a-top-down-image-of-road-through-an-autumn-forest
  • Which is a synonym of fugacious?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!