1. a clever, creative, and effective way to solve a problem or overcome a difficulty
The engineer came up with an ingenious solution to reduce energy consumption.
O engenheiro encontrou uma solução engenhosa para reduzir o consumo de energia.
2. a resource-ful answer that demonstrates inventiveness and skill
Her ingenious solution to the budget crisis impressed the entire board.
A sua solução engenhosa para a crise orçamental impressionou toda a junta diretiva.