# Concrete Dependency

> Depending directly on a concrete implementation instead of an abstraction, coupling high-level code to low-level detail.

Record: `lexicon:concrete-dependency`
Kind: anti-pattern
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-concrete-dependency

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Broken Inheritance](https://banes-lab.com/records/lexicon/broken-inheritance.md) and before [Fat Interface](https://banes-lab.com/records/lexicon/fat-interface.md).

## Category

- [SOLID / Object-Oriented Design](https://banes-lab.com/records/lexicon-category/solid-object-oriented-design.md)

## Negated by

- [Dependency Inversion Principle](https://banes-lab.com/records/architecture/dependency-inversion.md)

## Linked from

- [SOLID / Object-Oriented Design](https://banes-lab.com/ontology/principles/architecture-category-solid-object-oriented-design.md)