An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 2 Search : cluster core
cluster core
  مغزه‌ی ِ خوشه   
maqze-ye xušé

Fr.: cœur d'amas   

The central part of a cluster (globular, galaxies, etc.) where the spatial density of the objects making up the cluster is much higher than the average value.

→ cluster; → core.

pre-cluster core
  مغزه‌ی ِ پیش-خوشه‌ای   
maqze-ye piš-xuše-yi

Fr.: cœur pré-amas   

A precursor of a small, loosely bound → star cluster (→ bound cluster) as well as an → OB association, with masses ranging from about 10 to 1000 → solar masses or more.

→ pre-; → cluster; → core.