|enə(r)|jed.]ik, -et], ]ēk\ adjective
Etymology: Greek energētikos active, from (assumed) energētos (verbal of energein to be in action, effect, from energos active, effective) + -ikos -ic
1. : exhibiting energy : strenuous
an energetic administration of business affairs
: marked by energy
an energetic walk
an energetic campaigner
2. : operating with force, vigor, or effect
energetic laws
an energetic oxidizing agent for the creation of high temperatures
3. : possessing energy : having the capacity for action or exerting force
the volcanoes that raised the islands are still energetic in places
4. : of, relating to, based on, or in terms of energy
energetic stability
energetic equation
Synonyms: see vigorous