1. lacking harmony; not in agreement or accord; conflicting
2. characterized by harsh or unpleasant sounds; not pleasing to the ear
Usage: often used in musical or acoustic contexts

Examples

• The disharmonious relationship between the two departments made collaboration difficult.
• The disharmonious colors in the painting clashed with each other.
• Their disharmonious voices created an unpleasant sound during the duet.
• The disharmonious political views of the committee members prevented them from reaching consensus.
• The orchestra's disharmonious performance disappointed the audience.
• Despite their disharmonious past, they decided to work together on the project.