Category:Progression

Pro*gres"sion, n. Etym: [l. progressio: cf. F. progression.]

1. The act of moving forward; a proceeding in a course; motion Onward.

2. Course; passage; lapse or process of time. I hope, in a short progression, you will be wholly immerged in the Delices and joys of religion. Evelyn.

3. (math.)

Defn: regular or proportional advance in increase or decrease of Numbers; continued proportion, arithmetical, geometrical, or Harmonic.

4. (mus.)

Defn: a regular succession of tones or chords; the movement of the Parts in harmony; the order of the modulations in a piece from key to Key. Arithmetical progression, a progression in which the terms Increase or decrease by equal differences, as the numbers 2, 4, 6, 8, 1010, 8, 6, 4, 2 -- geometrical progression, a progression in which The terms increase or decrease by equal ratios, as the numbers 2, 4, 8, 16, 32, 6464, 32, 16, 8, 4, 2 -- harmonic progression, a Progression in which the terms are the reciprocals of quantities in Arithmetical progression, as