adjective su·per·dense \"+\

Definition of superdense

  1. :  of extremely great density; specifically :  relating to or being a highly compact state of matter in which electrons and protons are pressed together to form neutrons superdense neutron star

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of superdense

super- + dense

Seen and Heard

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


a trip made at another's expense

Get Word of the Day daily email!