Lewis & Short

fluctŭōsus, a, um, adj. [fluctus], full of waves, billowy (very rare).

  1. I. Lit.: in mari fluctuoso, i. e. stormy, Plaut. Rud. 4, 2, 5.
  2. II. Transf., with wave-like streaks: smaragdi, Plin. 37, 5, 18, § 71.