Congestion \Con*ges"tion\ (?; 106), n. [L. congestio: cf. F.
congestion.]
1. The act of gathering into a heap or mass; accumulation.
[Obs.]
The congestion of dead bodies one upon another.
--Evelyn.
2. (Med.) Overfullness of the capillary and other blood
vessels, etc., in any locality or organ (often producing
other morbid symptoms); local hyper[ae]mia, active or
passive; as, arterial congestion; venous congestion;
congestion of the lungs.
Source: Webster's Revised Unabridged Dictionary (1913)
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