# Concepts and definitions
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This section describes key concepts and defines terminology specific to this solution:

 **resource** 

An AWS resource, such as an [Amazon Simple Storage Service](https://aws.amazon.com/s3/) (Amazon S3) bucket or [AWS Lambda](https://aws.amazon.com/lambda/) function.

 **relationship** 

A link between two resources, such as an [AWS Identity and Access Management](https://aws.amazon.com/iam/) (IAM) role and an associated AWS Lambda function.

 **resource type** 

The classification category of a resource. Always follows the CloudFormation naming convention, such as `AWS::Lambda::Function`.

 **discovery** 

The process that the solution initiates to map resources and their relationships in your AWS accounts and Regions.

 **account discovery mode** 

The method of discovering accounts and adding them to the solution: either self-managed through the Workload Discovery on AWS UI or delegated to AWS Organizations.

**Note**  
For a general reference of AWS terms, see the [AWS Glossary](https://docs.aws.amazon.com/general/latest/gr/glos-chap.html).