Definition of Milky Way
1
: a broad luminous irregular band of light that stretches completely around the celestial sphere and is caused by the light of myriads of faint stars
2
: milky way galaxy
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Cite this Entry
“Milky Way.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Milky%20Way. Accessed 1 Jul. 2022.
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The first known use of Milky Way was in the 14th century
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