411 REFERENCE · Wiktionary
Bayer system
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
After Johann Bayer, German astronomer.
Proper noun
en astronomy A method of stellar classification in which stars are assigned Greek letters (α, β, γ, etc.) in decreasing order of brightness.
Synonyms
en Bayer designation
en eponyms