Definition of hyperaemia in English:


(US hyperemia)


mass nounMedicine
  • An excess of blood in the vessels supplying an organ or other part of the body.

    • ‘In this case there was hyperaemia due to the antibiotic reaction.’
    • ‘However, in a pilot study, the instrument successfully measured reactive hyperemia following pressure in healthy volunteers.’
    • ‘Heat should not be applied to an acutely injured ankle joint because it encourages swelling and inflammation through hyperemia.’
    • ‘The physician thoroughly examines the esophagus for signs of inflammation, hyperemia, ulcerations, or strictures.’
    • ‘The reduced average skin blood perfusion is attributable to blunting of hyperemia when relief pressure is too high.’


Mid 19th century: from hyper- ‘above normal’ + -aemia.