dy·nam·ic (d?-n?m??k)adj. also dy·nam·i·cal (-?-k?l)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 housing market.3. Characterized by much activity and vigor, especially in bringing about change; energetic and forceful. See Synonyms at active.4. Of or relating to variation of intensity, as in musical sound.n.1. An interactive system or process, especially one involving competing or conflicting forces: “The traditional nineteenth-century dynamic between the sexes had begun to erode” (Jean Zimmerman).2. A force, especially political, social, or psychological: the main dynamic behind the revolution.[French dynamique, from Greek dunamikos, powerful, from dunamis, power, from dunasthai, to be able; see deu- in Indo-European roots.]dy·nam?i·cal·ly adv.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.dynamic (da??næm?k) adj1. (General Physics) of or concerned with energy or forces that produce motion, as opposed to static2. (General Physics) of or concerned with dynamics3. Also: dynamical characterized by force of personality, ambition, energy, new ideas, etc4. (Music, other) music of, relating to, or indicating dynamics: dynamic marks. 5. (Computer Science) computing (of a memory) needing its contents refreshed periodically. Compare static8[C19: from French dynamique, from Greek dunamikos powerful, from dunamis power, from dunasthai to be able] dy?namically advCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014dy?nam?ic (da??næm ?k) adj. Also, dy?nam?i?cal. 1. vigorously active or forceful; energetic. 2. characterized by or producing change or progression: a dynamic process. 3. a. of or pertaining to force or power. b. of or pertaining to force related to motion. 4. of or pertaining to the science of dynamics. 5. of or pertaining to the range of volume of musical sound. 6. (of a verb) nonstative. n. 7. a force producing change. 8. dynamics (def. 3). [1810?20;