1. in a way that relates to or uses chromatic scales or semitones in music
Usage: music theory
2. in a way that relates to color or uses many colors

Examples

• The melody moved chromatically up the scale.
• The jazz musician played chromatically between the chord changes.
• The painting was chromatically rich with vibrant hues.
• The light refracted chromatically through the prism.
• She arranged the flowers chromatically from red to violet.
• The composer used chromatically descending bass lines.