Source : Webster's Revised Unabridged Dictionary (1913)

Cruciform \Cru"ci*form\ (kr?"s?-f?rm), a. [L. crux, crucis,
   cress + -form: cf. F. cruciforme.]
   Cross-shaped; (Bot.) having four parts arranged in the form
   of a cross.

Source : WordNet®

cruciform
     adj : shaped like a cross [syn: {cruciate}]