1. in a way that is peaceful and without conflict
2. in a way that combines well together; in pleasing proportion
3. in a way that produces pleasant musical sounds together
Usage: musical

Examples

• The different ethnic groups lived harmoniously in the diverse neighborhood.
• The team worked harmoniously to complete the project on time.
• The colors in the painting blend harmoniously together.
• The choir sang harmoniously during the performance.
• The furniture was arranged harmoniously throughout the room.
• Different political parties must learn to work harmoniously for progress.