plicate
adjective
pli·cate ˈplī-ˌkāt 
1
: folded lengthwise like a fan
a plicate leaf
2
: having the surface thrown up into or marked with parallel ridges
plicate wing cases
Word History
Etymology
borrowed from Latin plicātus "folded," past participle of plicāre "to fold, bend" — more at ply entry 3
First Known Use
circa 1760, in the meaning defined at sense 1
Medical Definition
plicate 1 of 2
transitive verb
pli·cate ˈplī-ˌkāt
plicated; plicating
: to perform plication on
the vein graft was then plicated by means of … sutures placed about 2 mm. apart 
Journal of the American Medical Association
Journal of the American Medical Associationplicate
2 of 2adjective
variants or plicated
-ˌkāt-əd
: being folded, tucked, or ridged especially like a fan