Aequeosalinocalcalinosetaceoaluminosocupreovitriolic

This is a relative short one. Aequeosalinocalcalinosetaceoaluminosocupreovitriolic has 52 letters and was coined by Dr. Edward Strother (1635-1737) to describe the spa waters at Bath, England.

 The word is composed of the following elements:

• Aequeo: equal (Latin, aequo)
• Salino: containing salt (Latin, salinus)
• Calcalino: calcium (Latin, calx)
• Ceraceo: waxy (Latin, cera)
• Aluminoso: alumina (Latin)
• Cupreo: from “copper”
• Vitriolic: resembling vitriol