1. to use or buy goods and services in a thoughtful and economical manner, avoiding waste and unnecessary purchases
We should consumir racionalmente to reduce our environmental impact.
Devemos consumir racionalmente para reduzir nosso impacto ambiental.
2. to make deliberate purchasing decisions based on need rather than impulse
Teaching children to consumir racionalmente helps develop good financial habits.
Ensinar as crianças a consumir racionalmente ajuda a desenvolver bons hábitos financeiros.