1. A physical or substantive flaw in a product, object, or property that affects its quality, functionality, or safety
The car had a material defect in the braking system that required immediate repair.
O carro tinha um defeito material no sistema de frenagem que exigia reparo imediato.
2. In legal contexts, a substantial flaw that significantly impairs the value or utility of something sold or contracted
The buyer claimed a material defect in the construction of the house.
O comprador alegou um defeito material na construção da casa.
3. A tangible or visible imperfection as opposed to a defect of form or legal nature
The product was returned due to a material defect affecting its durability.
O produto foi devolvido devido a um defeito material que afetava sua durabilidade.