1. Shaped in the form of the letter W

See also: formed

• Hydrodamalis
• Hydrodamalis gigas
• HydroDIURIL
• hydrodynamic
• hydrodynamics
• hydroelectric
• hydroelectric turbine
• hydroelectricity
• hydroflumethiazide
• hydrofluoric acid
• hydrofluorocarbon
• hydrofluosilicic acid
• hydrofoil
• hydrogel
• hydrogen
• hydrogen atom
• hydrogen azide
• hydrogen bond
• hydrogen bromide
• hydrogen carbonate
• hydrogen chloride
• hydrogen cyanide
• hydrogen fluoride
• hydrogen iodide
• hydrogen ion