# Mass Concern

> A formal definition of a concern named for an uncountable role, singular in both the folder label and the file tag, as a configuration or a state is.

Record: `lexicon:mass-concern`
Kind: artifact
Layer: [Structural Core](https://banes-lab.com/records/layer/structural-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-mass-concern

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Reasoning in the Registry](https://banes-lab.com/records/lexicon/reasoning-in-the-registry.md) and before [Compound Marker](https://banes-lab.com/records/lexicon/compound-marker.md).

## Category

- [Taxonomy / Classification / Naming](https://banes-lab.com/records/lexicon-category/taxonomy-classification-naming.md)

## Required by

- [Concern-Folder Correspondence](https://banes-lab.com/records/architecture/concern-folder-correspondence.md)

## Linked from

- [Taxonomy / Classification / Naming](https://banes-lab.com/ontology/principles/architecture-category-taxonomy-classification-naming.md)
- [Taxonomy / Classification / Naming](https://banes-lab.com/ontology/lexicon/lexicon-category-taxonomy-classification-naming.md)

## Evidence in the code

- [checkNaming](https://banes-lab.com/source/coordination/tools/core/validators/taxonomy.validator.ts.md)