Entry 1 sense Webster, 1913 Boötes /(bō̇*ō"tēz)/ · Bo·ö·tes · IPA /boʊˈoʊtiːz/ 01 prop. n. A northern constellation of stars near Ursa Major, containing the bright star Arcturus. 1. A northern constellation of stars near Ursa Major, containing the bright star Arcturus.(Astron.)