sinusoidal

from WordNet (r) 3.0 (2006)

sinusoidal
    adj 1: having a succession of waves or curves

from The Collaborative International Dictionary of English v.0.48

Sinusoidal \Si`nus*oid"al\, a. (Geom.)
   Of or pertaining to a sinusoid; like a sinusoid.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

curved \curved\ adj.
   1. not straight; having or marked by curves. Opposite of
      {straight}.

   Note: [Narrower terms: {arced, arched, arching, arciform,
         arcuate, bowed}; {falcate, sickle-shaped}; {flexuous};
         {incurvate, incurved}: {recurved, recurvate};
         {semicircular}: {serpentine, snaky}: {sinuate, sinuous,
         wavy}: {sinusoidal}]

   Syn: curving.
        [WordNet 1.5]

   2. (Botany) curved with the micropyle near the base almost
      touching its stalk; -- of a plant ovule. Opposite of
      {orthotropous}.

   Syn: campylotropous.
        [WordNet 1.5]