plethora(redirected from plethoras)
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Pathol obsolete a condition caused by dilation of superficial blood vessels, characterized esp by a reddish face
an increase in the volume of blood. An increase in the total quantity of blood in the human body is called generalized plethora; localized congestion from blood stasis can also occur in organs, such as the brain or spleen.
An excess of blood in an organ or the circulatory system.