1. A tangible or functional creation designed to solve a real-world problem or improve everyday life
The wheel was one of history's greatest practical inventions.
A roda foi uma das maiores invenções práticas da história.
2. An innovation that has immediate, useful application rather than theoretical value
The refrigerator is a practical invention that revolutionized food storage.
A geladeira é uma invenção prática que revolucionou o armazenamento de alimentos.