'Chromatic scale' definitions:

Definition of 'chromatic scale'

From: WordNet
noun
A 12-note scale including all the semitones of the octave

Definition of 'Chromatic scale'

From: GCIDE
  • Chromatic \Chro*mat"ic\, a. [L. chromaticus, Gr. ?, suited for color, fr. ?, ?, color; akin to ? color, ? skin, color of the skin.]
  • 1. Relating to color, or to colors. [1913 Webster]
  • 2. (Mus.) Proceeding by the smaller intervals (half steps or semitones) of the scale, instead of the regular intervals of the diatonic scale. [1913 Webster]
  • Note: The intermediate tones were formerly written and printed in colors. [1913 Webster]
  • Chromatic aberration. (Opt.) See Aberration, 4.
  • Chromatic printing, printing from type or blocks covered with inks of various colors.
  • Chromatic scale (Mus.), the scale consisting of thirteen tones, including the eight scale tones and the five intermediate tones. [1913 Webster]