progression

Từ điển American Heritage Dictionary 4th

pro·gres·sion (prə-grĕshʹən)n.
1. The process of progressing; progress.
2. Movement from one member of a continuous series to the next.
3. A continuous series; a sequence. See Synonyms at series.
4. Mathematics. A series of numbers or quantities in which there is always the same relation between each quantity and the one succeeding it.
5. Music.
a. A succession of tones or chords.
b. A series of repetitions of a phrase, each in a new position on the scale. pro·gresʹsion·al adj.

• Từ đồng nghĩa / Synonyms:
  progress, procession, advance, advancement, forward motion, onward motion, patterned advance