absurdity

noun3

1. •
   That which is absurd; an absurd action; a logical contradiction.
2. •
   The quality of being absurd or inconsistent with obvious truth, reason, or sound judgment.

   • Neither [Jones][…] nor I (in 1966) could conceive of reducing our "science" to the ultimate absurdity of reading Finnish newspapers almost a century and a half old in order to establish "priority." — 1992
3. •
   (no longer used, rare) Dissonance.