1. the state or quality of being free from dirt, dust, or other unwanted matter
2. the quality of being morally or ethically pure; innocence or integrity
3. the quality of being clear, simple, or uncluttered in design or execution

Examples

• The cleanness of the hospital room was impressive.
• She valued cleanness and always kept her home spotless.
• The athlete's cleanness of character earned him respect.
• The architect praised the cleanness of the building's modern design.
• Cleanness is important for maintaining good health.
• The cleanness of the water made it safe to drink.