Definition of pyrosis in English:

pyrosis

noun

  • another term for heartburn
    • ‘He had a long history of pyrosis, regurgitation and occasional dysphagia for solids.’
    • ‘Recurrent pyrosis and dysphagia are the most common symptoms in these patients.’
    • ‘Moreover, prior studies have demonstrated that esophageal distension may be perceived as pyrosis.’
    • ‘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.’

Origin

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

Pronunciation

pyrosis

/pʌɪˈrəʊsɪs/