1. A form of reasoning or presentation of arguments that follows logical principles and is based on sound evidence, making it persuasive and defensible
The lawyer presented valid argumentation supported by case precedents and constitutional law.
O advogado apresentou uma argumentação válida apoiada em precedentes judiciais e direito constitucional.
2. The process of constructing and presenting reasons or evidence in a way that is logically coherent and factually accurate
Valid argumentation requires careful analysis of premises and conclusions.
A argumentação válida exige uma análise cuidadosa das premissas e conclusões.