Definition of puffinosis in US English:

puffinosis

noun

Zoology
  • An epizootic disease of seabirds caused by a coronavirus, originally observed in the Manx shearwater, Puffinus puffinus.

Origin

1940s. From scientific Latin Puffinus, genus name of the Manx shearwater + -osis.

Pronunciation

puffinosis

/ˌpʌfɪˈnəʊsɪs/