protogroup
nounEtymology From proto- + group.
1
Astronomy, Natural sciences A number of galaxies that become a galaxy group over time
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Etymology From proto- + group.
Astronomy, Natural sciences A number of galaxies that become a galaxy group over time
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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