dynamic

(dī-nămˈĭk)

1. a. Of or relating to energy or to objects in motion.
   b. Of or relating to the study of dynamics.
2. Characterized by continuous change, activity, or progress: a dynamic market.
3. Marked by intensity and vigor; forceful. See Synonyms at active.
4. Of or relating to variation of intensity, as in musical sound.

1. An interactive system or process, especially one involving competing or conflicting forces: “the story of a malign dynamic between white prejudice and black autonomy” (Edmund S. Morgan).
2. A force, especially political, social, or psychological: the main dynamic behind the revolution.

Related Forms:

• dy·namˈi·cal·ly adverb