Definition of pyrexic in US English:

pyrexic

adjective

Medicine
  • See pyrexia

    • ‘On admission to the neurology department she was pyrexic at 38.9°C, incoherent and not oriented in time or space.’
    • ‘Of the 152 serum samples from individuals with pyrexic illness, 23 were positive for anti-hantavirus IgM by EIA.’

Pronunciation

pyrexic

/paɪˈrɛksɪk//pīˈreksik/