Pronunciation: (pleth'ur-u), [key]
1. overabundance; excess: a plethora of advice and a paucity of assistance.
2. Pathol. Archaic.a morbid condition due to excess of red corpuscles in the blood or increase in the quantity of blood.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.