I. dī-ˈna-mik adjective
Etymology: French dynamique, from Greek dynamikos powerful, from dynamis power, from dynasthai to be able
Date: 1827
1. also dy·nam·i·cal -mi-kəl
a. : of or relating to physical force or energy
b. : of or relating to dynamics
2.
a. : marked by usually continuous and productive activity or change
a dynamic city
b. : energetic , forceful
a dynamic personality
3. of random-access memory : requiring periodic refreshment of charge in order to retain data
• dy·nam·i·cal·ly -mi-k(ə-)lē adverb
II. noun
Date: 1868
1. : a dynamic force
2. : dynamics 2 ; also : an underlying cause of change or growth