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ultra-diffuse

adj

Definitions

  1. Extremely diffuse.

  2. Specifically, designating a type of galaxy with a very low proportion of visible stars…

    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.
    • The galaxy, called NGC1052-DF2, is about 65 million light years away. It is almost as big as the Milky Way but is “ultra-diffuse,” meaning it contains just a vanishing fraction of the stars found in our galaxy—only 1 percent, in this case.

The neighborhood

Vish — recursive loop

No curated loop yet for ultra-diffuse. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA