Word.ws English Dictionary

ultra diffuse

ultra diffuse is the alternative form of ultra-diffuse.

Meaning of ultra-diffuse

Adjective

ultra-diffuse (comparative more ultra-diffuse, superlative most ultra-diffuse)

  1. Extremely diffuse.
  2. Specifically, designating a type of galaxy with a very low proportion of visible stars compared to the Milky Way, and hence a very low luminosity.
    • In the next sections we study the properties of galaxies that satisfy our criteria to be ultra diffuse, and consider the contribution from galaxies in the fore- and background using the CFHTLS fields.2016, Van der Burg, Muzzin & Hoekstra, ‘The abundance and spatial distribution of ultra-diffuse galaxies in nearby galaxy clusters’, Astronomy & Astrophysics

Forms of ultra diffuse

comparativemore ultra diffuse
superlativemost ultra diffuse

Questions about ultra diffuse

What is ultra diffuse the alternative form of?
Ultra diffuse is the alternative form of ultra-diffuse.

Words near ultra diffuse in the dictionary

  1. ultisols
  2. ulto
  3. Ultonian
  4. Ultonians
  5. ultra
  6. ultra diffuse
  7. ultra diffuse galaxies
  8. ultra diffuse galaxy
  9. ultra high frequency
  10. ultra large crude carrier
  11. ultra large crude carriers

Source and license

Adapted from Wiktionary: ultra diffuse (page history and authors); ultra-diffuse (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “ultra diffuse.” Word.ws, https://word.ws/ultra_diffuse. Based on Wiktionary, CC BY-SA 4.0.