interstellar medium
English edit
Noun 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 edit
matter existing between star systems
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