• WordNet 3.6
    • n tessera a small square tile of stone or glass used in making mosaics
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Webster's Revised Unabridged Dictionary
    • n Tessera A small piece of marble, glass, earthenware, or the like, having a square, or nearly square, face, used by the ancients for mosaic, as for making pavements, for ornamenting walls, and like purposes; also, a similar piece of ivory, bone, wood, etc., used as a ticket of admission to theaters, or as a certificate for successful gladiators, and as a token for various other purposes.
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Century Dictionary and Cyclopedia
    • n tessera In zoology, a small, squarish plate of bone such as those forming the carapace of armadillos and glyptodons.
    • n tessera A small piece of hard material, generally square in plan, used in combination with others of similar character for making mosaics. Tesseræ are small in surface, and are thick in proportion, and therein differ from tiles, which are large and flat.
    • n tessera A die for playing fames of chance.
    • n tessera A small square of bone, wood, or the like used in ancient Rome as a ticket of admission to the theater, etc.
    • n tessera Same as tessera hospitalis (which see, below).
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Chambers's Twentieth Century Dictionary
    • n Tessera tes′e-ra one of the small square tiles or cut stones used in forming tessellated pavements
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Webster's Revised Unabridged Dictionary
L., a square piece, a die. See Tessellar
Chambers's Twentieth Century Dictionary
L. tessella, dim. of tessera, a square piece.


In literature:

Syllogismus ex propositionibus constat, propositiones ex verbis, verba notionum tesserae sunt.
"The Miscellaneous Writings and Speeches of Lord Macaulay, Vol. 2 (of 4)" by Thomas Babington Macaulay
But the more wealthy took no part in the fight for tesserae.
"Quo Vadis" by Henryk Sienkiewicz
The tesserae stick up in parts, brilliant edges showing.
"Scientific American Supplement, No. 799, April 25, 1891" by Various
The Maccabee put the tesserae aside.
"The City of Delight" by Elizabeth Miller
And the tesserae do not fall out like those you bought on the Rialto.
"Creative Chemistry" by Edwin E. Slosson
You should, then, before entering, provide yourself with a real tessera, which you may purchase for very little money.
"The Wonders of Pompeii" by Marc Monnier
Greek artists were employed in the main, bringing their own tesserae and marbles.
"Arts and Crafts in the Middle Ages" by Julia De Wolf Addison
Marble-mosaic floorings should be chiefly of white tesserae, any simple patterns being executed in light tints.
"The Turkish Bath" by Robert Owen Allsop
Along the facade a herring-bone pattern pavement of white and red tesserae was found which continued farther to the north.
"The Shores of the Adriatic" by F. Hamilton Jackson
The Romans of old are said to have played with two sorts of dice, the tali and the tesserae.
"A Cursory History of Swearing" by Julian Sharman

In news:

Tessera to close Tel Aviv facility, cut jobs.
Tessera Technologies Inc will shutter a plant in Tel Aviv and is looking to sell another in North Carolina as it streamlines operations at its unprofitable digital optics business that sells technology used in cellphone cameras.
A subsidiary of technology licensor Tessera Technologies Inc, plans to cut its workforce outside China by up to 40 percent and cease operations at its facility in Tel Aviv, the company said Wednesday.
1 Reason to Expect Big Things from Tessera Technologies.
IXL Enterprises Acquires Tessera Enterprise Systems.
Prime Response Names Partnerships With Tessera , Naviant and Logica.
Tessera , Prime Response Offer Integrated CRM Solutions.
The Problem of Tesserae Inflation.

In science:

Tessera, Contracting automorphisms and Lp -cohomology in degree one, preprint, arXiv:0908.2603. P. de la Harpe, Topics in geometric group theory, University of Chicago Press, Chicago, IL, 2000. W. R.
Quasi-actions and rough Cayley graphs for locally compact groups
Similar results for free groups, lattices in Lie groups, etc. follow from results of Bourgain [Bou] and Tessera [Te].
Some group theory problems
Tessera, Asymptotic isoperimetry on groups and uniform embeddings into Banach spaces, preprint, 2006, arXiv:math.
Some group theory problems