Arciform \Ar"ci*form\, a. [L. arcus bow + -form.]

Having the form of an arch; curved. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

arciform adj : forming or resembling an arch; "an arched ceiling" [syn: arced, arched, arching, arcuate, bowed]

Source: WordNet (r) 2.0
 

Arciform \Ar"ci*form\, a. [L. arcus bow + -form.]

Having the form of an arch; curved.

Source: Webster's Revised Unabridged Dictionary (1913)