Definition of Riggs' disease in US English:

Riggs' disease

(also Riggs's disease, Rigg's disease)

noun

Dentistry
rare
  • Periodontitis.

Origin

Late 19th century; earliest use found in Johnston's Dental Miscellany. From the genitive of the name of John Mankey Riggs, U.S. dentist, who conducted a discussion of the disease at the twelfth annual meeting of the Connecticut Valley Dental Society in October 1875 + disease.

Pronunciation

Riggs' disease

/ˈrɪɡz dɪˌziːz/