intracluster medium

(redirected from Intracluster mediums)

intracluster medium

(in-tră-klus -ter) (ICM) The invisible medium that lies between the galaxies in a cluster. It is mostly comprised of hot (107–108 K) gas emitting strongly in X-rays. See clusters of galaxies; X-ray astronomy.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006

intracluster medium

[‚in·trə′kləs·tər ‚mēd·ē·əm]
(astronomy)
A hot, tenuous gas that fills the space between the members of a cluster of galaxies and emits x-rays.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.