Definition of pyrosis in English:

pyrosis

Pronunciation /pīˈrōsəs/ /paɪˈroʊsəs/

noun

another term for heartburn
‘Recurrent pyrosis and dysphagia are the most common symptoms in these patients.’
  • ‘In view of the significant pyrosis, an endoscopy was performed.’
  • ‘I presume that this is the feeling called dyspepsia or pyrosis in countries where those terms are used.’
  • ‘Moreover, prior studies have demonstrated that esophageal distension may be perceived as pyrosis.’
  • ‘He had a long history of pyrosis, regurgitation and occasional dysphagia for solids.’

Origin

Late 18th century modern Latin, from Greek purōsis, from puroun ‘set on fire’, from pur ‘fire’.