• WordNet 3.6
    • n concretion the union of diverse things into one body or form or group; the growing together of parts
    • n concretion an increase in the density of something
    • n concretion a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body "renal calculi can be very painful"
    • n concretion the formation of stonelike objects within a body organ (e.g., the kidneys)
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: There is enough concrete in the Hoover Dam to pave a two lane highway from San Francisco to New York
    • Concretion A mass or nodule of solid matter formed by growing together, by congelation, condensation, coagulation, induration, etc.; a clot; a lump; a calculus. "Accidental ossifications or deposits of phosphates of lime in certain organs . . . are called osseous concretions ."
    • Concretion (Geol) A rounded mass or nodule produced by an aggregation of the material around a center; as, the calcareous concretions common in beds of clay.
    • Concretion The process of concreting; the process of uniting or of becoming united, as particles of matter into a mass; solidification.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Human thigh bones are stronger than concrete.
    • n concretion The act of growing together or becoming united in one mass; concrescence; coalescence.
    • n concretion A mass of solid matter formed by a growing together, or by congelation, condensation, coagulation, conglomeration, or induration; a clot; a lump; a nodule: as, “concretions of slime,”
    • n concretion Specifically In geology, an aggregation of mineral matter, usually calcareous or silicious, in concentric layers, so arranged as to give rise to a form approaching the spherical, but often much flattened. This often takes place about some organic nucleus, the decomposition of which seems in such cases to be the cause of the structure. Concretions are common in sandstones, shales, and clays.
    • n concretion In logic: The state of being concrete; concreteness.
    • n concretion The act of determination, or of rendering a concept more concrete or determinate by adding to the marks it contains.
    • n concretion In old chem., reduction of a liquid to a solid, commonly by partial evaporation.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: Human thighbones are as strong as concrete.
    • Concretion a mass concreted: a growth forming in certain parts of the body, as calculi, &c
    • ***


  • Henri Frederic Amiel
    “Action is coarsened thought; thought becomes concrete, obscure, and unconscious.”
  • John Dewey
    “We cannot seek or attain health, wealth, learning, justice or kindness in general. Action is always specific, concrete, individualized, unique.”
  • Bill Cosby
    “The very first law in advertising is to avoid the concrete promise and cultivate the delightfully vague.”
  • Desmond Morris
    Desmond Morris
    “The city is not a concrete jungle. It is a human zoo.”
  • Thomas Troward
    Thomas Troward
    “Desire will in due time externalize itself as concrete fact.”
  • Salvador Dali
    “We are all hungry and thirsty for concrete images. Abstract art will have been good for one thing: to restore its exact virginity to figurative art.”


Webster's Revised Unabridged Dictionary
L. concretio,
Chambers's Twentieth Century Dictionary
L. concretuscon, together, crescĕre, cretum, to grow.


In literature:

In two of my dams I built cores of concrete and thus made acquaintance with that interesting material.
"The Amateur Garden" by George W. Cable
Concrete oppression was all they knew, and were this done away with, it is evident that they would have been well content.
"Mediaeval Socialism" by Bede Jarrett
Here was the concrete, visible presentment of something that drew her strongly.
"North of Fifty-Three" by Bertrand W. Sinclair
Pope might conceivably have written a really great poem on these terms, though deprived of the concrete imagery of a Dante or a Milton.
"Alexander Pope" by Leslie Stephen
He had a keen insight into abstract truth; but he was an Englishman to the backbone in his severe adherence to the real and the concrete.
"Apologia pro Vita Sua" by John Henry Newman
The foundation bed of concrete then spreading out an additional 6 in.
"Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3" by Various
The intervals traversed by the voice in uttering the concrete are very variable.
"The Ontario Readers: The High School Reader, 1886" by Ministry of Education
Across the concrete between the two lighters, I could see the girl push out of the crowd around her and wave a hand to me.
"Lone Star Planet" by Henry Beam Piper and John Joseph McGuire
The taboo, however useless, is at least concrete.
"A Preface to Politics" by Walter Lippmann
On the Battalion's front Pond Farm, a small concrete stronghold, remained the sole fruit of the attack of August 22.
"The Story of the 2/4th Oxfordshire and Buckinghamshire Light Infantry" by G. K. Rose

In poetry:

Mine, Rock, thought, and
rock. Concrete the flesh - it lay
within me, turned, cold
in the living sheets.
"The Precision" by Yvor Winters
Rather than bear God's reprimand,
By rearing on a full fat soil
Concrete of sin and sloth;--this land,
You will observe it coil in coil.
"Lines To A Friend Visiting America" by George Meredith
The acid smoke has soured the fields,
And browned the few and windworn flowers;
But there, where steel and concrete soar
In dizzy, geometric towers —
"On A Ruined Farm Near The 'His Master's Voice Gramophone Factory'" by George Orwell
Forward, without forgetting
Till the concrete question is hurled
When starving or when eating:
Whose tomorrow is tomorrow?
And whose world is the world?
"Solidarity Song" by Bertolt Brecht
When all our roads are lighted
By concrete monsters sited
Like gallows overhead,
Bathed in the yellow vomit
Each monster belches from it,
We'll know that we are dead.
"Inexpensive Progress" by Sir John Betjeman
Sometimes my eye is caught like a big dumb fly
by the masterly spider webs in the corners of my room.
But I really look up
to the seventy-seven-story, reinforced-concrete mountains
my blue-shirted builders create!
"Regarding Art" by Nazim Hikmet

In news:

Revision of C1479M - 10Standard Practice for Installation of Precast Concrete Sewer, Storm Drain, and Culvert Pipe Using Standard Installations (Metric).
Revision of C1479 - 10 Standard Practice for Installation of Precast Concrete Sewer, Storm Drain, and Culvert Pipe Using Standard Installations.
'Shoddy' concrete job in Indian River to be fixed following resident, newspaper inquiries.
The culvert underneath West Sequim Bay Road will be replaced later this summer with a 31-foot-long, 31.5-foot-wide precast concrete bridge.
If you've ever wondered if there are corpses inside those austere, prefab concrete warehouses in the industrial section of Burbank, there are now.
Twin brothers charged with murder in death of man whose body was found encased in concrete.
Graffiti still marred the concrete face of the Kitsap Veterans Memorial on Tuesday, the day after it was discovered by organizers of a Memorial Day event at Silverdale Waterfront Park.
"The government needs to take concrete and strong measure now to force farmers to not deforest now.".
Revision of A1022 / A1022M - 07 Standard Specification for Deformed and Plain Stainless Steel Wire and Welded Wire for Concrete Reinforcement.
Revision of A615 / A615M - 09b Standard Specification for Deformed and Plain Carbon-Steel Bars for Concrete Reinforcement.
With not a single security guard visible, could this ugly concrete building be the official residence of Prime Minister Necmettin Erbakan, the first Islamist to lead modern Turkey.
TIFFIN – Front end loaders ripped away the concrete steps on the Washington Street side of Seneca County's 1884 courthouse Wednesday – the first blow to the building's exterior.
OST, Eraserhead (1976): Factories, concrete, noises, existential dread mixed with surreal humor.
Mitt Romney should be providing voters with concrete policies to fix the economy.
This photo is from a concrete pot containing vinca flowers.

In science:

Consider, for concreteness, a two-dimensional geometry (quantum well for an electron and a thin film for light).
Coherent Random Lasing and "Almost Localized" Photon Modes
II, we provide the general formalism, namely the definitions of Constraint Satisfaction Problems, Factor Graphs and Cavities, with concrete reference to the cases of Coloring and Satisfiability.
Constraint Satisfaction by Survey Propagation
Furthermore, we will require the parameter δ → 0+ at the end of the calculation. A concrete example of such a function is given by Lβ (t) = tanh β t.
Lattice Supersymmetry and Topological Field Theory
For concreteness let us assume that the walk is started in position 1 and that the boundary is placed in position b = 0, as in Fig. 7.
Quantum random walks - an introductory overview
For a second, even more concrete example, let’s look at the algebra SO(3, R), belonging to the root lattice B1 .
Random matrix theory and symmetric spaces