from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Relating to or marked by sthenia; strong, vigorous, or active.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Characterised by nervous energy.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Strong; active; -- said especially of morbid states attended with excessive action of the heart and blood vessels, and characterized by strength and activity of the muscular and nervous system.

from The Century Dictionary and Cyclopedia

  • Strong; robust; characterized by power of organization or energy of function, as a part or organ of an animal. See negasthenic, microsthenic.
  • In pathology, attended with a morbid increase of vital (especially cardiac) action. Sthenic diseases are opposed to diseases of debility, or asthenic diseases.
  • Exciting; inspiring: said of feeling.


Modern Latin sthenicus, from Ancient Greek σθένος ("strength"). (Wiktionary)



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  • And at night, when Peggy was asleep, he and Tansy would argue, have a moonlight swim, talk some more over a pot of tea about Time, Life, Thomas Mann, Communism, the Partisan Review, the sthenic confusion of technological advance, the responsibilities of education, Peggy's future, Gurko's Angry Decade---

    - Malcolm Lowry, Present Estate of Pompeii

    July 13, 2008

  • Relating to or marked by sthenia; strong, vigorous, or active. (The American Heritage Dictionary)

    May 17, 2008