Harmony
Noun
Definition: The combination of simultaneously sounded musical notes to produce a pleasing effect.
Definition: Agreement or accord.
Synonyms: Concord, Agreement, Unity
Antonyms: Discord, Dissonance, Disagreement
              Examples:
              
          
          
            - The choir sang in perfect harmony.
 - We need to find a way to live in harmony with nature.
 
              Mnemonics:
              
          
        - Think of a choir singing in perfect harmony, creating a pleasing effect.
 - Imagine a group of people working together in complete harmony, with no conflicts or disagreements.
 
Etymology:
            Origin: 
        Middle English 'harmonie', from Old French, from Latin 'harmonia', from Greek 'harmonia', meaning "joint, agreement."
Historical Usage:The concept of harmony has a long history in music and was considered a central principle by ancient Greek philosophers such as Pythagoras and Plato.
Related Idioms:
            Idiom: 
          
        "Live in harmony"
Explanation:To coexist peacefully and in agreement with others.
Misconceptions:
            Misconception: 
          
        Harmony refers only to musical notes.
Explanation:While the term is commonly associated with music, it can also refer to general agreement or accord in various contexts.