Webster's Revised Unabridged Dictionary · 1913

Dynamic

Dynamic , adjective

[Greek {not transcribed} powerful, from {not transcribed} power, from {not transcribed} to be able; compare Latin durus hard, English dure: compare French dynamique.]

1.
Of or pertaining to dynamics; belonging to energy or power; characterized by energy or production of force.
Science, as well as history, has its past to show, -- a past indeed, much larger; but its immensity is dynamic, not divine. — J. Martineau
The vowel is produced by phonetic, not by dynamic, causes. — J. Peile
2.
Relating to physical forces, effects, or laws; as, dynamical geology.
As natural science has become more dynamic, so has history. — Prof. Shedd
Collocations (1)
Dynamical electricity , See under Electricity.

Also: Dynamical