[ˌɛnəˈdʒɛtɪk], (Adjective)

Definitions:
- showing or involving great activity or vitality
(e.g: moderately energetic exercise)

- relating to or characterized by energy (in the technical sense)
(e.g: energetic X-rays)


Phrases:

Origin:
mid 17th century (in the sense ‘powerfully effective’): from Greek energētikos, from energein ‘operate, work in or upon’ (based on ergon ‘work’)