This is the 656th most frequent Portuguese word.
econômica
"Economical" or "economic."
In this sentence, 'econômica' is used as an adjective describing the solution as cost-effective or efficient in terms of expense.
A solução mais econômica foi escolhida para o projeto.
The most economical solution was chosen for the project.
Here, 'econômica' qualifies the approach, indicating it emphasizes efficiency or conservation.
Ela adota uma abordagem econômica ao usar recursos.
She takes an economical approach to using resources.
In this instance, 'econômica' is used as an adjective to describe the crisis related to the economy or finances.