Definition of ingravescent in English:

ingravescent

adjective

Medicine
  • (of a condition or symptom) gradually increasing in severity.

    ‘Radiation-induced arteriopathy is an ingravescent chronic lesion involving a myointimal hyperplasia and a remarkable fibrosis of the arterial outer layers.’
    ‘The diagnosis of Crohn's disease makes surgery mandatory in any form of the disease, because it is ingravescent.’

Origin

Early 19th century from Latin ingravescent- ‘growing heavy or worse’, from the verb ingravescere (based on gravis ‘heavy’).

Pronunciation

ingravescent

/ˌɪnɡrəˈvɛs(ə)nt/