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

  • adj. Having a surbase.
  • adj. Of or being an arch having a rise less than half its span.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. having its height less than half of its span
  • adj. having a surbase

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having a surbase, or molding above the base.
  • adj. Having the vertical height from springing line to crown less than the half span; -- said of an arch.

from The Century Dictionary and Cyclopedia

  • Depressed; flattened.
  • In architecture, having a surbase, or molding above the base.


From French surbaissé, past participle of surbaisser, to flatten : sur-, intensive pref. (from Old French; see sur-) + baisser, to lower (from Old French baissier, from Vulgar Latin *bassiāre; see abase).
(American Heritage® Dictionary of the English Language, Fourth Edition)
French surbaissé. (Wiktionary)


  • The uncouth, surbased arches of M. de Brosse, the clumsy architect of the great door of Saint-Gervais—so much for art; and as regards history, we have the gossipy memoirs of the Great Pillar, which still resounds with the old wives’ tales of such men as Patru.

    I. The Great Hall. Book I

  • Along the surbased roads rise the great sonorous pines, and through them wanders the æolian complaint of the sea-winds.

    Saint Augustin

  • We entered under a surbased vault, in the middle of which hung an iron lamp.


  • Against the wall, on the south side of this quadrangle, is a wide surbased arch, apparently of Henry the Seventh's time, which has evidently contained the lavatory.

    Traditions of Lancashire, Volume 1 (of 2)


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