1. (adjective) clearly defined or formulated

• unequivocal

2. (adjective) of recognized authority or excellence

• authoritative
• classic
• classical

3. (adjective) supplying or being a final or conclusive settlement

• determinate

1. (adjective) clearly defined or formulated

• explicit
• expressed

2. (adjective) of recognized authority or excellence

• standard

3. (adjective) supplying or being a final or conclusive settlement

• conclusive

1. (adjective) clearly defined or formulated

• unambiguity
• unequivocalness

2. (adjective) supplying or being a final or conclusive settlement

• definiteness
• determinateness