concentration

noun
1 giving all your attention/effort to sth
ADJECTIVE
deep, great, intense
absolute, total

a look of total concentration on her face

good
poor
exclusive
VERB + CONCENTRATION
demand, need, require

The game requires great concentration.

lose
break, disturb

Don's voice from outside broke my concentration.

CONCENTRATION + NOUN
lapse (esp. AmE)
PREPOSITION
concentration on

his concentration on his writing

PHRASES
a lack of concentration
a lapse in concentration, a lapse of concentration

One momentary lapse in concentration could prove fatal.

powers of concentration

She has great powers of concentration for a child her age.

2 large number/amount of sth in one place
ADJECTIVE
elevated, great, heavy, high, large

The greatest concentration of traffic is downtown.

low
varying
calcium, glucose, oxygen, salt, etc.

Evaporation gradually increases the salt concentration of the water.

geographical
VERB + CONCENTRATION
increase
decrease, reduce
calculate, determine, estimate
CONCENTRATION + VERB
increase, rise

The concentration of nitrates in the drinking water has risen in recent years.

decrease, fall

Collocations dictionary. 2013.

Synonyms:

Look at other dictionaries:

  • concentration — [ kɔ̃sɑ̃trasjɔ̃ ] n. f. • 1732; de concentrer, d apr. l angl. 1 ♦ Action de concentrer, de réunir en un centre. ⇒ accumulation, assemblage, réunion. La concentration des rayons lumineux au foyer d une lentille. ⇒ convergence. Milit. La… …   Encyclopédie Universelle

  • Concentration 20 — Studio album by Namie Amuro Released July 24, 1997 …   Wikipedia

  • concentration — con‧cen‧tra‧tion [ˌkɒnsnˈtreɪʆn ǁ ˌkɑːn ] noun [uncountable] ECONOMICS when companies combine to form larger companies, resulting in fewer businesses in an industry; = CONSOLIDATION: • Continental, in a move that underlines the growing… …   Financial and business terms

  • Concentration — Con cen*tra tion, n. [Cf. F. concentration.] 1. The act or process of concentrating; the process of becoming concentrated, or the state of being concentrated; concentration. [1913 Webster] Concentration of the lunar beams. Boyle. [1913 Webster]… …   The Collaborative International Dictionary of English

  • Concentration 20 — Album par Namie Amuro Sortie 24 juillet 1997 Enregistrement Complex Studio, Larrabee West, Record Plant Studios, Sony Music Studio, tk sequence 1105st Durée 56:17 Genre …   Wikipédia en Français

  • concentration — CONCENTRATION. s. f. Terme didactique. L action de concentrer, ou l effet de ce qui est concentré. La concentration de la chaleur.Concentration, en termes de Chimie, se dit d Une opération, par laquelle on rapproche sous un moindre volume les… …   Dictionnaire de l'Académie Française 1798

  • concentration — I (centralization) noun agglomeration, aggregation, assemblage, collection, combination, compilation, confluence, contemplation, cumulation, density, horde, immersion II (compression) noun absorption, accumulation, agglomeration, amassment,… …   Law dictionary

  • concentration — [n1] consolidation of effort absorption, amassing, application, assembly, bringing to bear, centering, centralization, close attention, clustering, coalescing, combination, compacting, compression, concern, congregation, consolidation,… …   New thesaurus

  • Concentration — Concentration. См. Концентрация. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • Concentration — (v. lat.), 1) das Zusammendrängen nach einer gemeinschaftlichen Mitte hin; 2) (Phys.), das Zusammendrängen von Lichtstrahlen auf einem Punkte od. engem Raum, vgl. Brennpunkt; 3) die Vereinigung wirksamer Theile einer Flüssigkeit in einem… …   Pierer's Universal-Lexikon

  • concentration — 1630s, action of bringing to a center, noun of action from verb CONCENTRATE (Cf. concentrate) (q.v.). Meaning a mass so collected is from 1670s; continuous focus of mental activity is from 1846 …   Etymology dictionary

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