Definition of cogency:
readiness, robustness, ability, severeness, lustiness, rigor, grimness, energy, capability, hardness, rigorousness, hardiness, harshness, inclemency, talent, stiffness, hardship, dexterity, validity, rigour, expertness, aptitude, validness, asperity, cleverness, capacity, susceptibility, qualification, skill, efficiency, efficacy, rigourousness, competency, severity.
authority (part of speech: noun)
- intelligence (part of speech: noun)
- "The Adventures of Harry Richmond, Complete", George Meredith Last Updated: March 7, 2009.
- "Hidden Gold", Wilder Anthony.
In concluding this portion of my discussion of the problem of Mars, I wish to call attention to the fact that my argument, founded upon a comparison of the physical conditions of the earth and moon with those of Mars, is dependent upon a small number of generally admitted scientific facts; while the conclusions drawn from those facts are simple and direct, requiring no mathematical knowledge to follow them, or to appreciate their weight and cogency.- "Is Mars Habitable?", Alfred Russel Wallace.