• WordNet 3.6
    • n plethora extreme excess "an embarrassment of riches"
    • ***
Webster's Revised Unabridged Dictionary
    • Plethora Overfullness; especially, excessive fullness of the blood vessels; repletion; that state of the blood vessels or of the system when the blood exceeds a healthy standard in quantity; hyperæmia; -- opposed to anæmia.
    • Plethora State of being overfull; excess; superabundance. "He labors under a plethora of wit and imagination."
    • ***
Century Dictionary and Cyclopedia
    • n plethora In pathology, overfullness of blood; a redundant fullness of the blood-vessels.
    • n plethora Overfullness in any respect; superabundance.
    • ***
Chambers's Twentieth Century Dictionary
    • n Plethora pleth′o-ra excessive fullness of blood: over-fullness in any way
    • ***


Webster's Revised Unabridged Dictionary
NL., fr. Gr. , fr. to be or become full. Cf. Pleonasm
Chambers's Twentieth Century Dictionary
Gr. plēthōrē, fullness—pleos, full.


In literature:

Your disease is a constitutional plethora.
"Laboulaye's Fairy Book" by Various
Within seven days, so fast did the fish come aboard, the hold had an appearance of plethora.
"Billy Topsail & Company" by Norman Duncan
They enjoyed what Mr. Gladstone would call a "chronic plethora" of hunger.
"Ireland as It Is" by Robert John Buckley (AKA R.J.B.)
To select from such a plethora is almost impossible; the difficulty is where to begin.
"Flowers of Freethought" by George W. Foote
Indeed, these two factors, calving and plethora, may be set apart as preeminently the causes of this disease.
"Special Report on Diseases of Cattle" by U.S. Department of Agriculture
When their action exceeds that of the nutrient vessels, the body emaciates; when it is deficient, plethora is the result.
"A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition)" by Calvin Cutter
There are few people who have not groaned under the plethora of goods that fell to the lot of the "Swiss Family Robinson," that dreary family.
"The Works of Robert Louis Stevenson, Volume 9" by Robert Louis Stevenson
Many died from the nervous plethora of a life so cruelly sluggish.
"La Sorcière: The Witch of the Middle Ages" by Jules Michelet
The plethora of his coal-bin is more to the credit of his wits than his morals.
"Seeds of Pine" by Janey Canuck
Not that there had been a plethora of amenities between them, but this was unthinkable!
"Mate in Two Moves" by Winston Marks

In news:

Plethora of holiday events planned for December.
For Sports Fans, A Plethora Of Platforms To Watch On.
Uniea debuts plethora of iPhone 5 products.
A plethora of pups in Juneau.
Plethora of weekend events means lots of fun and traffic hell.
I have a plethora of interesting tidbits to share with you this week.
Don't you just love the word plethora .
Plethora of injuries put us in search of pain relief.
2012's Plethora of 90s Breaking New Ground.
Todd Pletcher's plethora of Kentucky Derby contenders.
James Corden, 'One Man' and a plethora of talent.
Parsing the Plethora of Polls Even Axelrod agrees that there are too many suspect polls.
Novi voters face a plethora of political decisions on Nov 6.
Pot plethora discovered by UHP.
A Plethora of Northwest talent.

In science:

The many coefficients for Lorentz violation that appear in the effective hamiltonian (5) introduce a plethora of new effects, including unusual energy dependence, dynamics dependent on the direction of propagation, and neutrino-antineutrino mixing.
Lorentz violation and neutrinos
These tools serve for the local index theorem of Connes-Moscovici , which provides a powerful algorithm for performing complicated local computations by neglecting plethora of irrelevant details.
Geometry of Quantum Spheres
From this point of view, our Universe, with its very small cosmological constant of O(Eo )4 , emerges from this plethora of states through the anthropic principle.
Theory Summary of the Electroweak Session for Moriond 2005
Learning about all these possibilities can not only bring our knowledge of neutrinos to the same level as that of charged leptons and quarks, but may also lead to a plethora of laboratory as well as astrophysical and cosmological consequences with far-reaching implications.
Theory of Neutrinos: A White Paper
Recent constructions have provided a plethora of approximate solutions with broken supersymmetry and few or no moduli fields.
Enlightenment, Knowledge, Ignorance, Temptation