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

  • adj. Formed in the shape of an arc.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having the form of a bow (weapon)

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having the form of an arch; curved.

from The Century Dictionary and Cyclopedia

  • Bow-shaped; curved; arched.
  • Having the form or structure of the shell of the molluscan genus Area.

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

  • adj. forming or resembling an arch


Latin arci- (from arcus, bow) + -form.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin arcus ("bow") + -form (Wiktionary)


  • He would search for the minuscule and the uncelebrated, the unlikely structures of elemental form—the helix inside honeycomb, the symmetry of a thyme leaf, the arciform of a daylily.

    The Mercury Visions of Louis Daguerre

  • This dual power generating system consists of arciform photovoltaic cells that absorb all the goodness of the sun.

    The Design blog


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