subtractorn.

Brit.

/səbˈtraktə/, U.S.

/səbˈtræktər/

Origin: Formed within English, by derivation. Etymons: subtract v., -or suffix, substractor n.

Etymology: < subtract v. + -or suffix. In sense 4 probably as alteration (after subtract v.) of substractor n.Compare post-classical Latin subtractor remover, embezzler (from 14th cent. in British sources).

I. Senses relating principally to the subtraction of one quantity from another.

1. A quantity that is subtracted from another; = subtracter n. 1. Contrasted with subtrahend n. 2. Now rare.

ΘΚΠ

the world > relative properties > number > arithmetic or algebraic operations > [noun] > subtraction > subtrahend or minuend

minor1612

subtracter1645

minorand1674

subducend1674

subtrahend1685

subtract1690

minuend1706

substrahend1707

substractor1718

substrahend1718

subtractor1724

subtrahend1724

1724 T. Bruce Arithm. Vulgar & Decimal 14 The Year born in is your Subtractor.

1769 J. Gore Arithm. Fairly Laid Open (ed. 2) iv. 36 The Remainder is the Difference of the Subtractor and the Subtrahend.

1844 P. Leigh Comic Arithm. 24 In this arrangement, the upper line is called the subtrahend, and the lower the subtractor; the difference is called the remainder.

1879 H. George Progress & Poverty v. ii. 289 That rent must reduce wages, is as clear as that the greater the subtractor the less the remainder.

2009 Columbia Encycl. (ed. 6) 46710 If a and b are real numbers..then the number a − b is that number (called the difference) which when added to b (the subtractor) equals a (the subtrahend).

2. A person who or thing which subtracts something; = subtracter n. 2.

ΚΠ

1781 C. Runnington Treat. Action of Ejectment iii. 39 The ejectment for tithes, lies..not against such persons as refuse or deny to set them out, by which is meant subtractors of tithes.

1855 W. S. Wickenden Adventures Frank Ogilby lvii. 402 Ruth..milking Crombie, who was licking, in return, the white forehead of the subtractor of her balmy treasures.

1918 Electric Railway Jrnl. 28 Sept. 536/1 The private automobile..was a serious subtractor of electric railway revenue.

2002 M. Mandelbaum Ideas that conquered World (2003) x. 317 Many of the massive industries in both countries fit the definition of economic irrationality. They were net subtractors of value.

3. Electronics and Computing. A unit for producing the difference of two input quantities, typically electronic or electromechanical; spec. a digital device that subtracts binary or decimal digits. Cf. subtracter n. 3, substractor n. 3.

ΘΚΠ

society > computing and information technology > hardware > computer > [noun] > calculator

calculating machine1832

Comptometer1894

subtractor1914

calculator1946

programmable1964

1914 Bank News July 61/3 13 Burroughs machines, five of which are electrically operated; 3 subtractors, 2 Duplex and 8 9-column machines.

1932 U.S. Patent 1,853,052 2/1 Fig. 7 is a side elevation of the subtraction controls that are added when the machine is converted into a subtractor.

1953 A. D. Booth & K. H. V. Booth Automatic Digital Calculators vi. 36 An adder or subtractor requires the provision of some form of register in which the sum is to be stored.

1970 J. Earl How to choose Tuners & Amplifiers v. 118 The signals from these [microphones] are fed into an ‘adder/subtractor’ network, giving two outputs, one L + R and the other L − R.

2008 Personal Computer World Aug. 23/1 We provided a subtractor, but no adder, as you can do addition by two subtractions, but not vice versa.

II. Other senses.

4. = detractor n. 1. Cf. substractor n. 1. rare.

ΘΚΠ

the mind > attention and judgement > contempt > disrepute > damage to reputation > disparagement or depreciation > [noun] > one who

detractorc1384

obtrectator?a1475

hateful1510

obtrector1570

abusera1572

derogator1580

diminisher1601

disparager1611

substractora1616

mincer1619

undervaluer1651

decrier1698

subtractor1740

extenuator1751

crier1767

depreciator1799

vilipender1832

belittler1876

hatemonger1916

1740 Shakespeare's Twelfth Night i. iii, in L. Theobald Wks. Shakespeare (ed. 2) III. 105 They are scoundrels and subtractors [1733 (ed. 1) substractors; 1623 substractors] that say so of him.

1801 G. Mason Suppl. to Johnson's Dict. Subtractor, an underhand detractor.

1887 C. H. Hawkins Noctes Shaksperianæ 127 The chorus of literary subtractors was disqualified by partisanship.

2011 news.boxrec.com 22 Feb. (O.E.D. Archive) After that display Cleverly has surely silenced his subtractors.

This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).

单词	subtractor
释义	subtractorn. Brit. /səbˈtraktə/, U.S. /səbˈtræktər/ Origin: Formed within English, by derivation. Etymons: subtract v., -or suffix, substractor n. Etymology: < subtract v. + -or suffix. In sense 4 probably as alteration (after subtract v.) of substractor n.Compare post-classical Latin subtractor remover, embezzler (from 14th cent. in British sources). I. Senses relating principally to the subtraction of one quantity from another. 1. A quantity that is subtracted from another; = subtracter n. 1. Contrasted with subtrahend n. 2. Now rare. ΘΚΠ the world > relative properties > number > arithmetic or algebraic operations > [noun] > subtraction > subtrahend or minuend minor1612 subtracter1645 minorand1674 subducend1674 subtrahend1685 subtract1690 minuend1706 substrahend1707 substractor1718 substrahend1718 subtractor1724 subtrahend1724 1724 T. Bruce Arithm. Vulgar & Decimal 14 The Year born in is your Subtractor. 1769 J. Gore Arithm. Fairly Laid Open (ed. 2) iv. 36 The Remainder is the Difference of the Subtractor and the Subtrahend. 1844 P. Leigh Comic Arithm. 24 In this arrangement, the upper line is called the subtrahend, and the lower the subtractor; the difference is called the remainder. 1879 H. George Progress & Poverty v. ii. 289 That rent must reduce wages, is as clear as that the greater the subtractor the less the remainder. 2009 Columbia Encycl. (ed. 6) 46710 If a and b are real numbers..then the number a − b is that number (called the difference) which when added to b (the subtractor) equals a (the subtrahend). 2. A person who or thing which subtracts something; = subtracter n. 2. ΚΠ 1781 C. Runnington Treat. Action of Ejectment iii. 39 The ejectment for tithes, lies..not against such persons as refuse or deny to set them out, by which is meant subtractors of tithes. 1855 W. S. Wickenden Adventures Frank Ogilby lvii. 402 Ruth..milking Crombie, who was licking, in return, the white forehead of the subtractor of her balmy treasures. 1918 Electric Railway Jrnl. 28 Sept. 536/1 The private automobile..was a serious subtractor of electric railway revenue. 2002 M. Mandelbaum Ideas that conquered World (2003) x. 317 Many of the massive industries in both countries fit the definition of economic irrationality. They were net subtractors of value. 3. Electronics and Computing. A unit for producing the difference of two input quantities, typically electronic or electromechanical; spec. a digital device that subtracts binary or decimal digits. Cf. subtracter n. 3, substractor n. 3. ΘΚΠ society > computing and information technology > hardware > computer > [noun] > calculator calculating machine1832 Comptometer1894 subtractor1914 calculator1946 programmable1964 1914 Bank News July 61/3 13 Burroughs machines, five of which are electrically operated; 3 subtractors, 2 Duplex and 8 9-column machines. 1932 U.S. Patent 1,853,052 2/1 Fig. 7 is a side elevation of the subtraction controls that are added when the machine is converted into a subtractor. 1953 A. D. Booth & K. H. V. Booth Automatic Digital Calculators vi. 36 An adder or subtractor requires the provision of some form of register in which the sum is to be stored. 1970 J. Earl How to choose Tuners & Amplifiers v. 118 The signals from these [microphones] are fed into an ‘adder/subtractor’ network, giving two outputs, one L + R and the other L − R. 2008 Personal Computer World Aug. 23/1 We provided a subtractor, but no adder, as you can do addition by two subtractions, but not vice versa. II. Other senses. 4. = detractor n. 1. Cf. substractor n. 1. rare. ΘΚΠ the mind > attention and judgement > contempt > disrepute > damage to reputation > disparagement or depreciation > [noun] > one who detractorc1384 obtrectator?a1475 hateful1510 obtrector1570 abusera1572 derogator1580 diminisher1601 disparager1611 substractora1616 mincer1619 undervaluer1651 decrier1698 subtractor1740 extenuator1751 crier1767 depreciator1799 vilipender1832 belittler1876 hatemonger1916 1740 Shakespeare's Twelfth Night i. iii, in L. Theobald Wks. Shakespeare (ed. 2) III. 105 They are scoundrels and subtractors [1733 (ed. 1) substractors; 1623 substractors] that say so of him. 1801 G. Mason Suppl. to Johnson's Dict. Subtractor, an underhand detractor. 1887 C. H. Hawkins Noctes Shaksperianæ 127 The chorus of literary subtractors was disqualified by partisanship. 2011 news.boxrec.com 22 Feb. (O.E.D. Archive) After that display Cleverly has surely silenced his subtractors. This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022). < n.1724
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