Word:

Concentration

Con`cen`tra´tion
n.1.The act or process of concentrating; the process of becoming concentrated, or the state of being concentrated; concentration.
Concentration of the lunar beams.
- Boyle.
Intense concetration of thought.
- Sir J. Herschel.
2.The act or process of reducing the volume of a liquid, as by evaporation.
The acid acquires a higher degree of concentration.
- Knight.
3.(Metal.) The act or process of removing the dress of ore and of reducing the valuable part to smaller compass, as by currents of air or water.
Noun1.concentration - the strength of a solution; number of molecules of a substance in a given volume (expressed as moles/cubic meter)
2.concentration - the spatial property of being crowded together
Antonyms:
dispersion, distribution - the spatial property of being scattered about over an area or volume
3.concentration - strengthening the concentration (as of a solute in a mixture) by removing extraneous material
Antonyms:
dilution - weakening (reducing the concentration) by the addition of water or a thinner
4.concentration - increase in density
5.concentration - complete attention; intense mental effort
6.concentration - bringing together military forces
7.concentration - great and constant diligence and attention
abbreviation, absorbed attention, absorption, abstraction, accelerando, acceleration, advertence, advertency, agglutination, aggravation, alertness, application, approach, ardor, assiduity, assiduousness, astriction, astringency, asymptote, attention, attention span, attentiveness, awareness, beefing-up, blowing up, blowup, bottleneck, brown study, bulldog tenacity, care, centering, centralism, centralization, cervix, circumscription, close study, clumping, clustering, coarctation, collision course, compactedness, compaction, compression, compressure, concentralization, concentrate, concourse, concretion, concurrence, condensation, confluence, conflux, congress, consciousness, consideration, consolidation, constancy, constriction, constringency, contemplation, contemplativeness, contraction, contracture, convergence, converging, crossing, curtailment, debate, decoction, decrease, deep study, deep thought, deepening, deliberation, densification, diligence, diminuendo, distillate, distillation, dogged perseverance, doggedness, ear, earnestness, elixir, endurance, energeticalness, energy, engagement, engrossment, enhancement, enthrallment, essence, exacerbation, exaggeration, explosion, expression, extract, extraction, fervor, fidelity, firmness, firmness of mind, fixedness, flintiness, focalization, focus, focusing, funnel, hardening, heating-up, heed, heedfulness, heightening, hourglass, hourglass figure, hub, immersion, indefatigability, industriousness, industry, inflexibility, information explosion, infusion, insistence, insistency, intensification, intentiveness, intentness, involvement, isthmus, knitting, laboriousness, loyalty, magnification, meditation, meeting, melancholy, mindfulness, monomania, musing, mutual approach, narrow place, narrowing, narrowing gap, neck, note, notice, observance, observation, obsession, obstinacy, patience, patience of Job, pensiveness, permanence, perseverance, persistence, persistency, pertinaciousness, pertinacity, pickup, plodding, plugging, pooling, population explosion, preoccupation, pressing, profound thought, puckering, purification, pursing, quintessence, radius, rapt attention, redoubling, reduction, refinement, reflectiveness, regard, regardfulness, reinforcement, relentlessness, remark, rendering, rendition, resolution, respect, reverie, rigidity, sedulity, sedulousness, settledness, shortening, single-mindedness, singleness of purpose, slogging, soaking, solidification, speculativeness, speedup, spirit, spokes, squeezing, stability, stamina, staunchness, staying power, steadfastness, steadiness, steeliness, steeping, step-up, stick-to-itiveness, stranglement, strangulation, strengthening, strenuousness, striction, stricture, stubbornness, studiousness, study, submersion, systole, tangent, tenaciousness, tenacity, thought, thoughtfulness, tightening, tirelessness, trueness, unremittingness, unsparingness, unswerving attention, unyieldingness, vehemence, wasp waist, wistfulness, wrinkling, zealousness
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Conceitless
conceivability
Conceivable
conceivableness
conceivably
Conceive
conceive of
conceived
Conceiver
Concelebrate
Concent
Concenter
Concentrate
concentrate on
concentrated
concentrated fire
-- Concentration --
concentration camp
Concentrative
Concentrativeness
Concentrator
concentre
Concentric
concentrical
Concentrically
Concentricity
Concentual
Concepcion
Concept
concept album
Conceptacle
Conceptibility
Conceptible
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