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reduce by half

См. также в других словарях:

  • half-value layer — half val·ue layer val (.)yü , val yə n the thickness of an absorbing substance necessary to reduce by one half the initial intensity of the radiation passing through it * * * the thickness of a given substance that will reduce the intensity of a… …   Medical dictionary

  • half — [ hæf ] (plural halves [ hævz ] ) function word, quantifier *** Half can be used in the following ways: as a predeterminer (followed by a word such as a, the, this, or his ): We live half a mile up the road. I have to spend half my time taking… …   Usage of the words and phrases in modern English

  • Half-Value Layer — (HVL) (also half value thickness) is the thickness of specified material which reduces the intensity of radiation entering the material by half. [http://www.euronuclear.org/info/encyclopedia/h/half value thickness.htm Definition from the European …   Wikipedia

  • reduce — verb 1 (T) to make something smaller or less in size, amount, or price: We were hoping that they would reduce the rent a little. | reduce sth by half/ten percent etc: The workforce has been reduced by half. (+ to): All the shirts were reduced to… …   Longman dictionary of contemporary English

  • reduce — re|duce W1S1 [rıˈdju:s US rıˈdu:s] v [Date: 1300 1400; : Latin; Origin: reducere to lead back , from ducere to lead ] 1.) [T] to make something smaller or less in size, amount, or price = ↑cut →↑reduction ▪ The governor announced a new plan to… …   Dictionary of contemporary English

  • half — half1 W1S1 [ha:f US hæf] predeterminer, pron, adj [only before noun] ▬▬▬▬▬▬▬ 1¦(50%)¦ 2¦(most of)¦ 3¦(time)¦ 4¦(combination)¦ 5 half a dozen 6 half a/the chance 7 half an eye/ear 8 be half the battle 9 half a minute/moment/second etc …   Dictionary of contemporary English

  • half — 1 predeterminer, adjective (only before noun) 1 being half of an amount, time, distance, number etc: events that happened over half a century ago | Only half the guests had arrived by seven o clock. | The studio is only half a block away. | half… …   Longman dictionary of contemporary English

  • Half-time — In some team sports such as football (soccer) and rugby, matches are played in two halves. Half time (also written halftime or half time) is the name given to the interval between the two halves of the match. Typically, after half time teams swap …   Wikipedia

  • reduce — [[t]rɪdju͟ːs, AM du͟ːs[/t]] ♦♦ reduces, reducing, reduced 1) VERB If you reduce something, you make it smaller in size or amount, or less in degree. [V n] It reduces the risks of heart disease... [V n] Consumption is being reduced by 25 per cent …   English dictionary

  • half life —    a unit of relative time measuring the rate at which a radioactive substance decays, or (more generally) the rate of decrease for any process that decreases exponentially. In the case of radioactivity, the half life is the time required for the …   Dictionary of units of measurement

  • half thickness — Thickness of absorbing material necessary to reduce by one half the intensity of radiation which passes through it …   Military dictionary

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