energetic

[en-er-jet-ik]
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adjective
  1. possessing or exhibiting energy, especially in abundance; vigorous: an energetic leader.
  2. powerful in action or effect; effective: to take energetic measures against crime.
Sometimes en·er·get·i·cal.

Origin of energetic

1645–55; < Greek energētikós, equivalent to energē- (en- en-2 + ergē-, variant stem of ergeîn to be active; see energy) + -tikos -tic
Related formsen·er·get·i·cal·ly, adverbhy·per·en·er·get·ic, adjectivenon·en·er·get·ic, adjectivenon·en·er·get·i·cal·ly, adverbqua·si-en·er·get·ic, adjectivequa·si-en·er·get·i·cal·ly, adverbsu·per·en·er·get·ic, adjectivesu·per·en·er·get·i·cal·ly, adverbul·tra·en·er·get·ic, adjectiveun·en·er·get·ic, adjectiveun·en·er·get·i·cal·ly, adverb

Synonyms for energetic

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Synonym study

1. See active.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


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British Dictionary definitions for energetic

energetic

adjective
  1. having or showing much energy or force; vigorous
Derived Formsenergetically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for energetic
adj.

1650s, "powerful," from Greek energetikos "active," from energein "to work, act upon" (see energy). Of persons, "active," in English from 1796 (energetical is from c.1600).

Online Etymology Dictionary, © 2010 Douglas Harper