Ma'anar ƙamus na kalmar "tauraro mai ƙarfi" yana nufin tauraro mafi haske a cikin ƙungiyar taurarin Ursa Minor, wanda kuma aka sani da Tauraruwar Arewa ko Polaris. Yana kusan kai tsaye sama da Pole na Arewa kuma ya kusan tsaya a sararin sama, yana mai da shi kayan aikin kewayawa mai amfani don tantance alkibla da latitude. Hakanan ana iya amfani da kalmar “tauraro mai ƙarfi” a misalta don komawa ga ƙa’idar jagora ko tushen jagora a rayuwar mutum ko aikinsa.