1. the area or scenery behind the main objects in a picture or view
2. a person’s education, experience, and social circumstances
3. the circumstances or situation that help explain something

1. existing or happening behind the scenes or without being noticed

Examples

• The mountains formed a beautiful background for the photograph.
• She has a strong background in mathematics and science.
• Let me give you some background information about the project.
• I could hear music playing softly in the background.
• The background noise made it hard to concentrate.
• He prefers to work in a background role rather than lead the team.
• Background checks are required for all new employees.