diminished

/dɪˈmɪnɪʃt/
adjective
  1. Made smaller, weaker, or less important.
    • The team played with a diminished roster due to injuries.
    • He spoke with a diminished sense of confidence after the failure.
    • The forest's diminished size worried environmentalists.
  2. In music, describing an interval that is one semitone smaller than a minor or perfect interval, or a chord built on such intervals, often creating a tense or unstable sound.
    • The composer wrote a diminished seventh chord for dramatic effect.
    • The song uses a diminished chord to create a feeling of suspense.
    • She practiced the diminished scale to improve her jazz improvisation.
What does "diminished" mean? | whatsthatwordmean | whatsthatwordmean