definitive

(s) clearly defined or formulated
- "the plain and unequivocal language of the laws"- R.B.Taney
unequivocal,
(s) of recognized authority or excellence
- the definitive work on Greece
- classical methods of navigation
classic, authoritative, classical,
(s) supplying or being a final or conclusive settlement
- a definitive verdict
- a determinate answer to the problem
determinate,

unequivocal classic authoritative classical determinate

definition

definitive host