from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Having great power or energy; dynamic.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Possessing great physical or political power
  • adjective Vigorous and energetic
  • adjective of an optical instrument Capable of a large magnification

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective vigorously energetic or forceful
  • adjective (used of microscopes) capable of a high degree of magnification


Sorry, no etymologies found.



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