interstellar medium
English
editNoun
edit- (astronomy) The matter that exists in the space between star systems in a galaxy, including gas, dust, and cosmic rays.
Synonyms
edit- ISM (abbreviation)
Derived terms
edit- ISM (abbreviation)
Related terms
edit- intracluster medium (ICM)
- intergalactic medium (IGM)
- interplanetary medium (IPM)
- extragalactic medium (EGM)
- extra-cluster medium (ECM)
Translations
editmatter existing between star systems
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