1. clearly defined or formulated (Freq. 2) - "the plain and unequivocal language of the laws"- R.B.Taney • Syn: unequivocal • Similar to: explicit, expressed • Derivationally related forms: unequivocalness (for: unequivocal) 2. of recognized authority or excellence - the definitive work on Greece - classical methods of navigation • Syn: authoritative, classical, classic • Similar to: standard 3. supplying or being a final or conclusive settlement - a definitive verdict - a determinate answer to the problem • Syn: determinate • Similar to: conclusive • Derivationally related forms: determinateness (for: determinate)