undulant
- a resembling waves in form or outline or motion
- Any patient with chronic symptoms that are hard to diagnose should be suspected of having chronic undulant fever.
- Such is the characteristic of the disease, and hence its variant name, undulant fever.
- Maisie, an ex-showgirl, has an undulant walk that elicits wolf calls from welders' masks as she saunters about the plant.