iasLog("criterion : old_ei = concentration"); dfpSlots['leftslot_a'] = googletag.defineSlot('/23202586/old_leftslot', [[160, 600]], 'ad_leftslot_a').defineSizeMapping(mapping_leftslot_a).setTargeting('sri', '0').setTargeting('vp', 'top').setTargeting('hp', 'left').addService(googletag.pubads()); {code: 'ad_contentslot_1', pubstack: { adUnitName: 'old_mpuslot', adUnitPath: '/23202586/old_mpuslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 100], [320, 50], [300, 50], [1, 1]] } }, { bidder: 'ix', params: { siteId: '220612', size: [300, 250] }}, expires: 365 Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app. an apple, two apples, three apples, etc. var mapping_leftslot_a = googletag.sizeMapping().addSize([745, 0], [[160, 600]]).addSize([0, 0], []).build(); a kilo of meat, a jar of coffee. { bidder: 'triplelift', params: { inventoryCode: 'Oxford_MidArticle' }}, storage: { For example: Most nouns in the English language are countable. "There are six types of brick available". { bidder: 'ix', params: { siteId: '220442', size: [320, 50] }}, var arrayFn = []; }; bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776310', position:'btf' }}, { bidder: 'triplelift', params: { inventoryCode: 'Oxford_SR' }}, They usually do not have a plural form but in some contexts they can be used in a plural sense too. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_btmslot' }}, priceGranularity: customGranularity, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776310', position:'btf' }}, sid: "2", userIds: [{ filterSettings: { initAdSlotRefresher(); { bidder: 'appnexus', params: { placementId: '12529667' }}, iasLog("criterion : old_pr = free"); userIds: [{ { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'old_btmslot' }}]}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776306', position:'btf' }}, googletag.pubads().setTargeting("old_ei", "concentration"); var pbjs = pbjs || {}; } } }; name: "identityLink", { bidder: 'openx', params: { unit: '539971143', delDomain: 'idm-d.openx.net' }}, { bidder: 'appnexus', params: { placementId: '12529703' }}, { bidder: 'appnexus', params: { placementId: '12529705' }}, { bidder: 'ix', params: { siteId: '220612', size: [320, 50] }}, (historical) The act or policy of concentrating the rural population in or around towns and villages for convenience in political or military … I hope to have a fewextra projects soon. * SWB Many abstract nouns (e.g. * false || false*/ * false || true*/ bidders: '*', bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776306', position:'btf' }}, Proof: Since S is countable, there is a bijection f : S → N. But then f(S′) = N′ is a subset of N, and f is a bijection between S′ and N′. { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'old_topslot' }}]}, free: true var pbTabletSlots = [ var dfpSlots = {}; {code: 'ad_btmslot_b', pubstack: { adUnitName: 'old_btmslot', adUnitPath: '/23202586/old_btmslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 50], [300, 50]] } }, pid: '94' { bidder: 'openx', params: { unit: '539971157', delDomain: 'idm-d.openx.net' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776306', position:'btf' }}, storage: { { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb7e310013', pos: '8a9699e70178783c43f94164b956023a' }}, By Istif. { bidder: 'triplelift', params: { inventoryCode: 'Oxford_SR' }}, url : 'academic', { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'old_topslot' }}]}, var dictCodesArr = new Array(); { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb7c220017', pos: '8a9699e70178783c43f94165a5120256' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_topslot' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'old_leftslot' }}]}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_topslot' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162064', zoneId: '776476', position:'atf' }}, }; { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb7e310013', pos: '8a9691010178783c4831416569c40276' }}, free: false We use cookies to enhance your experience on our website, including to provide targeted advertising and track usage. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_topslot' }}, a concentration of industry in the north of the country, the amount of a substance in a liquid or in another substance, in the Oxford Advanced Learner's Dictionary. userSync: { googletag.pubads().collapseEmptyDivs(false); initAdSlotRefresher(); This book requires a great deal of concentration. name : 'Academic English', googletag.pubads().setTargeting("old_l", "en"); }; Find the answers with Practical English Usage online, your indispensable guide to problems in English. /*academic { bidder: 'ix', params: { siteId: '220623', size: [728, 90] }}, sid: "2", Uncountable Nouns. * free bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776322', position:'atf' }}, {code: 'ad_topslot', pubstack: { adUnitName: 'old_topslot', adUnitPath: '/23202586/old_topslot' }, mediaTypes: { banner: { sizes: [[300, 50], [320, 50]] } }, { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb7e310013', pos: '8a9694390178783c4ccf4164e2610274' }}, }; name: "unifiedId", name : 'German-English', { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_topslot' }}, googletag.pubads().addEventListener('slotRenderEnded', function(event) { if (!event.isEmpty && event.slot.renderCallback) { event.slot.renderCallback(event); } }); partner: "uarus31" /*schulwoerterbuch_German-English { bidder: 'openx', params: { unit: '539971141', delDomain: 'idm-d.openx.net' }}, 'increment': 1, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162064', zoneId: '776448', position:'btf' }}, googletag.pubads().setTargeting("sfr", "old_dict_english"); Countable and uncountable nouns 1: Grammar test 1. googletag.pubads().setTargeting("old_pc", "dictionary"); { bidder: 'ix', params: { siteId: '220612', size: [320, 50] }}, { bidder: 'ix', params: { siteId: '220442', size: [300, 250] }}, 3. * OAAD,OALD9,OALD10 4. free: false name: "identityLink", { bidder: 'triplelift', params: { inventoryCode: 'Oxford_MidArticle' }}, { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb7e310013', pos: '8a9694390178783c4ccf416541f00280' }}, – Scott Mar 7 '16 at 3:58. { bidder: 'ix', params: { siteId: '220442', size: [300, 250] }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_mpuslot' }}, /*schulwoerterbuch_English-German The direction of attention to a specific object. googletag.pubads().enableSingleRequest(); gdpr: { money ). the ability to think about something carefully or for a long time → concentrate She needed all her powers of concentration to stop herself from slipping on the icy road. Countable nouns can be counted, e.g. } { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'old_btmslot' }}]}, name : 'German-English', }, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776306', position:'btf' }}, 'min': 31, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162064', zoneId: '776446', position:'btf' }}, { bidder: 'ix', params: { siteId: '220612', size: [300, 50] }}, storage: { storage: { }); free: true description : 'Search Das Oxford Schulw\u00F6rterbuch', iasLog("criterion : sfr = old_dict_american_english"); if(refreshConfig.enabled == true) googletag.pubads().disableInitialLoad(); name : 'Academic English', Synonyms and related words. }); { bidder: 'ix', params: { siteId: '220612', size: [320, 50] }}, iasLog("setting page_url: - " + pageUrlSetting); * PEU { bidder: 'ix', params: { siteId: '220611', size: [300, 250] }}, }, tcData.listenerId); { bidder: 'triplelift', params: { inventoryCode: 'Oxford_MidArticle' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776322', position:'atf' }}, {code: 'ad_topslot', pubstack: { adUnitName: 'old_topslot', adUnitPath: '/23202586/old_topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, },{ { bidder: 'appnexus', params: { placementId: '12529705' }}, googletag.cmd.push(function() { { bidder: 'appnexus', params: { placementId: '12529711' }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb7c220017', pos: '8a9699e70178783c43f94165a5120256' }}, Uncountable nouns are things that you cannot count – water, sadness, plastic, etc. Uncountable nouns, also known as mass nouns, refer to things we consider a whole or mass and cannot be counted (e.g. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_btmslot' }}, 'increment': 0.5, },{ { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_mpuslot' }}, concentration - WordReference English dictionary, questions, discussion and forums. { bidder: 'ix', params: { siteId: '220611', size: [336, 280] }}, schain: { * free var pageUrlSetting = location.protocol + '//' + location.host + location.pathname; var pbHdSlots = [ { btScript.src = '//idmgroup-com.videoplayerhub.com/videoloader.js'; { bidder: 'openx', params: { unit: '539971144', delDomain: 'idm-d.openx.net' }}, concentration. There are a few countable nouns whose plural is the same as the singular; e.g., deer and sheep. googletag.cmd.push(function() { }, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'old_btmslot' }}, concentration - WordReference English dictionary, questions, discussion and forums. type: "html5", The oil-sands in Alberta, Canada, contain high concentrations of oil. googletag.pubads().setCategoryExclusion('mcp'); 'max': 3, { bidder: 'openx', params: { unit: '539971143', delDomain: 'idm-d.openx.net' }}, { bidder: 'appnexus', params: { placementId: '12529703' }}, Uncountable nouns are nouns that come in a state or quantity that is impossible to count; liquids are uncountable, as are things that act like liquids (sand, air). You can change your cookie settings at any time. url : 'english', { bidder: 'openx', params: { unit: '539971158', delDomain: 'idm-d.openx.net' }}, * false || false*/ dictCodesArr["american_english"] = { { bidder: 'ix', params: { siteId: '220612', size: [300, 250] }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'old_leftslot' }}]}, This provides a more straightforward proof that the entire set of real numbers is uncountable. addPrebidAdUnits(pbAdUnits); {code: 'ad_leftslot_a', pubstack: { adUnitName: 'old_leftslot', adUnitPath: '/23202586/old_leftslot' }, mediaTypes: { banner: { sizes: [[160, 600]] } }, In his concentration on the job in hand, John allowed his normal vigilance to slip. }, One momentary lapse in concentration could prove fatal. expires: 365 bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776308', position:'atf' }}, googletag.cmd.push(function() { {code: 'ad_leftslot_a', pubstack: { adUnitName: 'old_leftslot', adUnitPath: '/23202586/old_leftslot' }, mediaTypes: { banner: { sizes: [[160, 600]] } }, url : 'american_english', iasLog("exclusion label : wprod"); { bidder: 'triplelift', params: { inventoryCode: 'Oxford_MidArticle' }}, iasLog("setting page_url: - " + pageUrlSetting); },{ { bidder: 'triplelift', params: { inventoryCode: 'Oxford_MidArticle' }}, 3 [countable] concentration (of something) a lot of something in one place a concentration of industry in the north of the country; 4 [countable, uncountable] the amount of a substance in a liquid or in another substance glucose concentrations in the blood; See concentration in the … url : 'collocations', pbjs.que = pbjs.que || []; name: "idl_env", { bidder: 'triplelift', params: { inventoryCode: 'Oxford_HDX' }}, googletag.pubads().setTargeting("old_pr", "free"); by Liz Walter Many dictionaries for learners of English (including the one on this site) show whether nouns are ‘countable’ or ‘uncountable’, often using the abbreviations C and U. Countable nouns are things that you can count – one dog, two dogs, twenty dogs, etc. bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162046', zoneId: '776306', position:'btf' }}, {code: 'ad_contentslot_1', pubstack: { adUnitName: 'old_mpuslot', adUnitPath: '/23202586/old_mpuslot' }, mediaTypes: { banner: { sizes: [[300, 250], [336, 280], [1, 1]] } }, var pbMobileLrSlots = [ if(refreshConfig.enabled == true) { bidder: 'ix', params: { siteId: '220442', size: [300, 250] }}, } * free dictCodesArr["practical-english-usage"] = { iasLog("criterion : old_ei = concentration"); * OALD9,OALD10 I think any countable noun can be used in this way, eg. Kevin:Too muchfree time makes the work day long and boring. { bidder: 'ix', params: { siteId: '220610', size: [160, 600] }}, The concentration of nitrates in the drinking water has risen in recent years. * OCOLL "There are six types of brick available". Academic Word List – countable and uncountable nouns word formation. name : 'Collocations', ga('create', 'UA-13175707-1', validation: "strict", The greatest concentration of traffic is in the city centre. storage: { { bidder: 'triplelift', params: { inventoryCode: 'Oxford_MidArticle' }}, { bidder: 'appnexus', params: { placementId: '12529666' }}, { bidder: 'triplelift', params: { inventoryCode: 'Oxford_MidArticle' }},
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