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Arcturus

noun
Arc·​tu·​rus | \ ärk-ˈtu̇r-əs How to pronounce Arcturus (audio) , -ˈtyu̇r-\

Definition of Arcturus

: a giant fixed star of the first magnitude in Boötes

First Known Use of Arcturus

14th century, in the meaning defined above

History and Etymology for Arcturus

Latin, from Greek Arktouros, literally, bear watcher

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