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'cap': true [28] This portion of the Paris meridian, was to serve as the basis for the length of the half meridian connecting the North Pole with the Equator. { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, {code: 'ad_contentslot_4', pubstack: { adUnitName: 'cdo_mpuslot', adUnitPath: '/2863368/mpuslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 100], [320, 50], [300, 50]] } }, iasLog("criterion : cdo_l = en"); { bidder: 'sovrn', params: { tagid: '446382' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_mpuslot1' }}]}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, Taylor and Thompson (2008a), Appendix 1, p. 77. { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_leftslot_160x600' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, {code: 'ad_topslot_a', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[300, 50], [320, 50], [320, 100]] } }, googletag.pubads().setTargeting("cdo_ei", "meter"); { bidder: 'openx', params: { unit: '539971066', delDomain: 'idm-d.openx.net' }}, 'max': 3, "Your spelling is SO STUPID!" dfpSlots['btmslot_a'] = googletag.defineSlot('/2863368/btmslot', [[300, 250], 'fluid'], 'ad_btmslot_a').defineSizeMapping(mapping_btmslot_a).setTargeting('sri', '0').setTargeting('vp', 'btm').setTargeting('hp', 'center').addService(googletag.pubads()); { bidder: 'ix', params: { siteId: '195454', size: [336, 280] }}, [59] A commonly used medium is air, and the National Institute of Standards and Technology (NIST) has set up an online calculator to convert wavelengths in vacuum to wavelengths in air. { bidder: 'appnexus', params: { placementId: '11654150' }}, name: "idl_env", dfpSlots['houseslot_a'] = googletag.defineSlot('/2863368/houseslot', [300, 250], 'ad_houseslot_a').defineSizeMapping(mapping_houseslot_a).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').setCategoryExclusion('house').addService(googletag.pubads()); bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776156', position: 'atf' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776160', position: 'atf' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, This did not invalidate the metre but highlighted that progresses in science would allow better measurement of Earth's size and shape. {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, { bidder: 'ix', params: { siteId: '195459', size: [320, 100] }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_mpuslot' }}, }] var pbHdSlots = [ { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_mpuslot' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot2' }}, {code: 'ad_contentslot_3', pubstack: { adUnitName: 'cdo_mpuslot', adUnitPath: '/2863368/mpuslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 100], [320, 50], [300, 50]] } }, common meter, common measure - the usual (iambic) meter of a ballad metrical foot , metrical unit , foot - (prosody) a group of 2 or 3 syllables forming the basic unit of poetic rhythm 3. "login": { The metre is defined as the length of the path travelled by light in a vacuum in .mw-parser-output .sr-only{border:0;clip:rect(0,0,0,0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;white-space:nowrap}1/299 792 458 of a second. [58] Consequently, a realisation of the metre is usually delineated (not defined) today in labs as 1579800.762042(33) wavelengths of helium-neon laser light in a vacuum, the error stated being only that of frequency determination. { bidder: 'ix', params: { siteId: '195452', size: [300, 250] }}, { bidder: 'sovrn', params: { tagid: '448841' }}, {code: 'ad_contentslot_2', pubstack: { adUnitName: 'cdo_mpuslot', adUnitPath: '/2863368/mpuslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 100], [320, 50], [300, 50]] } }, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_mpuslot' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_mpuslot3' }}]}, en_AU (Australia) is under en_001, and counts as "metre", while en_US is not under en_001 and counts as "meter". "authorizationFallbackResponse": { Picard's geodetic observations had been confined to the determination of the magnitude of the Earth considered as a sphere, but the discovery made by Jean Richer turned the attention of mathematicians to its deviation from a spherical form. metre definition: 1. a unit of measurement equal to 100 centimetres: 2. the regular arrangement of syllables in…. In other words, these meters cannot be parsed straightforwardly as iterations of feet with partially identical properties with respect to quantity or branching. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_mpuslot3' }}]}, Browse our dictionary apps today and ensure you are never again lost for words. { bidder: 'sovrn', params: { tagid: '387232' }}, }); It’s just spellings mate, meter and metre are pronounced the same. From Old English, from Latin metrum, from Ancient Greek See #Etymology 1 Etymology 2 . iasLog("criterion : cdo_pt = entry"); ‘A trifield meter measures the electromagnetic frequency in the space around it.’ ‘A better but more expensive measuring device is a laser meter.’ ‘This new technology will enable residents to keep a check on their own electricity and water consumption and act as a record for the meter readings.’ { bidder: 'sovrn', params: { tagid: '446385' }}, 'max': 3, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_mpuslot' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_mpuslot3' }}]}, { bidder: 'openx', params: { unit: '539971067', delDomain: 'idm-d.openx.net' }}, 'increment': 0.5, { bidder: 'ix', params: { siteId: '195453', size: [320, 50] }}, { bidder: 'ix', params: { siteId: '555365', size: [160, 600] }}, 'min': 3.05, Meter is a 'measuring device' such as a gas or electricity meter. American speakers wrote to point out that the standard US spelling for the metric unit is meter, never metre. The problem with the new technology of electric meters was the incomprehensibility of the mechanism by which it functioned. 'max': 36, The melted subsurface water, and the injected vaporized water will contribute to a global surface water layer meters or more in depth. { bidder: 'sovrn', params: { tagid: '448835' }}, Metre is the official spelling of the measurement, meter is the american spelling of it/. bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776148', position: 'btf' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_mpuslot' }}, { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, They were also the first astronomers to have access to an accurate and reliable value for the radius of Earth, which had been measured by their colleague Jean Picard in 1669 as 3269 thousand toises. { bidder: 'ix', params: { siteId: '195458', size: [336, 280] }}, { bidder: 'ix', params: { siteId: '195459', size: [300, 50] }}, {code: 'ad_contentslot_4', pubstack: { adUnitName: 'cdo_mpuslot', adUnitPath: '/2863368/mpuslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 100], [320, 50], [300, 50]] } }, If you give up a habit, such as smoking, or something such as alcohol, you stop doing it or using it. var pbDesktopSlots = [ [11], In 1671 Jean Picard measured the length of a "seconds pendulum" (a pendulum with a period of two seconds) at the Paris observatory. 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