The term 'absolutely determined' can be described by two crossword solutions: 'ADAMANT' (7 letters) and 'seton' (5 letters). 'ADAMANT' is an adjective meaning 'resolutely or uncompromisingly firm in attitude or opinion'. It is derived from the Greek word 'adamas', meaning 'INVINCIBLE'. 'Seton' is an adjective meaning 'firmly fixed or established'. It is derived from the Old English word 'settan', meaning 'to set or place'. Together, these two words describe someone who is absolutely determined and resolute in their attitude and opinion.