'Active hyperaemia' definitions:

Definition of 'Active hyperaemia'

From: GCIDE
  • Hyperaemia \Hy`per*[ae]"mi*a\, n. [NL., fr. Gr. "ype`r over + a"i^ma blood.] (Med.) A superabundance or congestion of blood in an organ or part of the body. [1913 Webster]
  • Active hyper[ae]mia, congestion due to increased flow of blood to a part.
  • Passive hyper[ae]mia, interchange due to obstruction in the return of blood from a part. -- {Hy`per*[ae]"mic}, a. [1913 Webster]