top slicingn.
/ˈtɒp ˌslʌɪsɪŋ/, U.S. /ˈtɑp ˌslaɪsɪŋ/ 1. Mining. A method of working in which successive slices are mined from the top of an ore body downwards, the material overlying each slice being made to cave in once the ore has been extracted.
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society > occupation and work > industry > mining > [noun] > other specific types of mining
shoading1778
nuggeting1852
placer mining1852
reefing1859
hydraulic mining1873
stripping1874
drift mining1877
gouging1877
hydraulicking1880
open-working1881
strip mining1935
horizon mining1947
roadheading1969
1895 Engin. & Mining Jrnl. 26 Oct. 394/1 At about equal distances of 100 ft. apart two compartment raises have been put up to the sand and then the ore mined out by the top-slicing system.
1973 L. J. Thomas Introd. Mining vi. 209 Top slicing is more suitable for large horizontal deposits.
2010 A. Rustan et al. Mining & Rock Constr. Technol. Desk Ref. 366 Including caving to main levels and caving to chutes or branched raises, sublevel caving, and top slicing (mining under a mat, which together with caved capping, follows the mining downward).
2.
a. British. Finance. A method of assessing the taxable gain on a life-assurance policy or other investment, by averaging the gain out annually over the period it has accrued and charging accordingly. Also as a modifier, designating tax relief resulting from this method.
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1955 Jrnl. Inst. Actuaries 81 39 The last £50 was subject to tax on a novel basis known as ‘top-slicing’.
1963 Economist 23 Mar. 1141/2 Other taxpayers..deserve some form of relief by ‘top-slicing’.
1983 Sunday Tel. 5 June 28/7 If the recipient pays tax above the basic, ‘top slicing’ relief is provided to mitigate the effect of taxing the whole gain in one year.
1999 Guardian 3 July (Jobs & Money section) 20/6 If the entire gain was added to your other income, it would often fall into the top tax rate; but top-slicing reduces the profit to more manageable amounts.
2019 Citywire (Nexis) 8 Nov. Arabella is grateful but remains curious as to why she is benefitting from top-slicing relief given she was a higher-rate taxpayer before and after her bond gain.
b. Chiefly British. The action or practice of taking or reallocating a specific part of a budget, income, etc., for a particular purpose.
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1992 Financial Times 18 Sept. (Urban Developm. section) p. iii/3 The greatest source of complaint..is the way City Challenge is resourced—by ‘top slicing’ of funds, mainly from the four main existing urban programmes.
2002 Sunday Times (Nexis) 10 Nov. (Business section) 4 The ‘top-slicing’ of income tax to pay the top-up interest on the special savings accounts.
2014 Guardian 24 Feb. 5/1 Critics..have called for the licence fee to be shared with other public-service broadcasters and producers—a concept dubbed ‘top slicing’ or ‘contestable funding’.
This entry has been updated (OED Third Edition, September 2022).
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n.1895