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Abbreviation.
Etymology from Wiktionary, CC BY-SA 4.0.
GCL
Today it means: An HII region, a supershell in the constellation of Sagittarius 6500 lightyears away, located in the direction of the Galactic Center. Full definition →
Today it means: An HII region, a supershell in the constellation of Sagittarius 6500 lightyears away, located in the direction of the Galactic Center. Full definition →
Abbreviation.
Etymology from Wiktionary, CC BY-SA 4.0.