Arctos

According to the Old English Dictionary:

arctos

acc. arcton; f. [GREEK, m. f. a bear; GREEK, f. the constellation Ursa Major, called also GREEK, carles wǽn the churl's wain: the bright star in Boötes is denominated by ancient astronomers and poets GREEK, the bear-ward]. The constellation Ursa Major; arct-os, -us, i; f. = GREEK, f :-- Arcton hátte án tungol on norþ dǽle, se hæfþ seofon steorran, and is for ðí óðrum naman geháten, septemtrio, ðone hátaþ lǽwede menn carles wǽn. Se ne gǽþ nǽfre adúne under ðyssere eorþan, swá swá óðre tunglan dóþ, ac he went abútan, hwílon adúne and hwílon up, ofer dæg and ofer niht one constellation is called arctos in the north part, which has seven stars, and for that is called by another name, septemtrio, which untaught men call the churl's wain. It never goes down under this earth, as the other constellations do, but one while it turns down and another while up, over day and over night, Bd. de nat. rerum; Wrt. popl. scence 16, 3-7; Lchdm. iii. 270, 9-15. arctos