1. Word Games
  2. Word of the Day
  3. New Words & Slang
  4. Video
 

X

53 ENTRIES FOUND:
  1. X (adjective)
  2. 1) x (noun)
  3. 2) x (verb)
  4. 3) x (abbreviation)
  5. x-axis (noun)
  6. X band (noun)
  7. X-body (noun)
  8. X-chair (noun)
  9. X chromosome (noun)
  10. x-coordinate (noun)
  11. X factor (noun)
  12. x-height (noun)
  13. x-intercept (noun)
  14. x-irradiation (noun)
  15. x line (noun)
  16. X-linked (adjective)
  17. x-man (noun)
  18. x-protein (noun)
  19. X-radiate (verb)
  20. x-radiation (noun)
  21. X-rated (adjective)
  22. X-ray (noun)
  23. x-ray (verb)
  24. x-ray absorbing glass (noun)
  25. X-ray astronomy (noun)
  26. X-ray diffraction (noun)
  27. x-ray fish (noun)
  28. X-ray photograph (noun)
  29. X-ray spectrograph (noun)
  30. X-ray spectrometer (noun)

X

adj \ˈeks\

Definition of X

of a motion picture
: of such a nature that admission is denied to persons under a specified age (as 17) —used before the adoption of NC-17
See X defined for kids »

First Known Use of X

1970

Browse

Next Word in the Dictionary: Xanadu
Previous Word in the Dictionary: x (abbreviation)
All Words Near: X

Seen & Heard

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

Test Your Vocabulary

Take Our 10-Question Quiz

Name That Thing

Take our visual vocab quiz

Test Your Knowledge »

True or False?

A quick quiz about stuff worth knowing

Take It Now »

Join Us on FB & Twitter

Get the Word of the Day and More

Facebook | Twitter

Get Our Free Apps

Voice Search, Favorites,
Word of the Day, and More

iPhone | iPad | Android | More