1. A form of reasoning or debate in which premises are presented to support a conclusion, following the rules of logic
The lawyer presented a logical argument to convince the jury of her client's innocence.
A advogada apresentou um argumento lógico para convencer o júri da inocência de seu cliente.
2. A sequence of statements where each follows rationally from the previous ones
His logical argument was sound and difficult to refute.
Seu argumento lógico era sólido e difícil de refutar.