411 REFERENCE · Wiktionary
CGB
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Noun
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en Q1135133 en uncountable astronomy cosmology astrophysics en cosmic gravitational-wave background<id:Q1135133>.
Anagrams
en bcg BCG CBG GBC GCB
en Relativity