structuralflaw

noun
UK /ˈstrʌk.tʃər.əl flɔː/
US /ˈstrʌk.tʃɚ.əl flɔː/

A structural flaw is a weak or broken part in something that makes it unsafe or not work right.

The engineer found a structural flaw in the bridge before anyone got hurt.


OTHER MEANINGS

2. A basic problem in a plan or system that makes it fail.

The team's plan had a structural flaw: nobody knew who was in charge.

3. A hidden weakness in an argument or idea.

The judge pointed out a structural flaw in the lawyer's reasoning.

4. A built-in problem in a building or machine caused by how it was made.

The old tower had a structural flaw that made it lean.