reciprocatorn.

Brit.

/rᵻˈsɪprəkeɪtə/, U.S.

/rəˈsɪprəˌkeɪdər/,

/riˈsɪprəˌkeɪdər/

Origin: Formed within English, by derivation. Etymons: reciprocate v., -or suffix.

Etymology: < reciprocate v. + -or suffix.

1. Mechanics. A reciprocating engine forming part of a composite power plant. In later use also more widely: any machine with a reciprocating part or parts.

ΘΚΠ

society > occupation and work > equipment > machine > machines which impart power > engine > other types of engine > [noun] > other specific engines

ballast engine?1748

reciprocator1769

bellows-engine1834

jack engine1847

power producer1859

trunk-engine1864

naphtha engine1876

jinny1877

barring engine1885

shifter1904

yarder1911

mill1918

rocket1919

booster1944

monobloc1944

1769 J. Watt Let. 28 Apr. in S. Smiles Lives Boulton & Watt (1854) x. 189 I wish Mr. Boulton and you [sc. W. Small] had entered into some negotiation with the Doctor about coming in as partners... His expectations are solely from the Reciprocator.

1855 N. Brit. Rev. May 206 A new canal was projected at Birmingham, in which the water to supply the locks was to be raised by fire engines, and Mr. Watt was urged to have his reciprocator ready for that purpose.

1907 Westm. Gaz. 16 Sept. 4/1 Not an ounce of steam will be wasted, the principle being to carry the exhaust steam from the high-pressure reciprocators to the low-pressure turbines.

1931 Times Trade & Engin. Suppl. 24 Jan. p. iv/3 The exhaust steam from the reciprocator is led to a turbo generator which delivers its current to a motor on the propeller shafting.

1952 W. J. Fox & S. C. McBirnie Marine Steam Engines & Turbines xi. 197 Only the reciprocator is used while entering or leaving port.

1990 Org. Gardening Nov. 62/3 Wielding a slightly smaller blade than its gas-powered brother, the Electric Reciprocator has a unique scissor-like action that easily cuts through tall grass.

2005 Internat. Jrnl. Machine Tools & Manuf. 45 1088/1 The to- and fro- motion would be continued by virtue of the reciprocator.

2. A person who or thing which reciprocates.In quot. 1813: a well which ebbs and flows.

ΘΚΠ

the world > action or operation > behaviour > reciprocal treatment or return of an action > [noun] > one who

reciprocator1813

the world > relative properties > number > mathematical number or quantity > [noun] > relationship between quantities > other

finite difference1807

inverse1837

reciprocator1874

power law1919

recursive relation1934

1813 Jrnl. Nat. Philos. July 186 It is not improbable but future observations will add Pliny's Well to the class of irregular reciprocators.

1856 C. Mayne Madeline Clare III. xiv. 154 The despair that falls on the heart and life of such, when the sole reciprocator of their intensest feelings..is snatched from them.

1874 Sylvester in Proc. Royal Inst. 7 184 The numbers denoting the two were always inverse or reciprocal to each other... Hence a Peaucellier's cell may be conveniently termed a Reciprocator or Inverter.

1937 Indiana (Pa.) Evening Gaz. 16 Dec. 15/2 The closing of eyes by the feminine recipient, or reciprocator, depends mostly on the emotional feeling which the scene is supposed to convey.

1967 Jrnl. Marriage & Family 29 204/2 Children have been perceived as recipients rather than as reciprocators of parental functions.

2004 D. Krebs & M. Janicki in M. Schaller & C. S. Crandall Psychol. Found. Culture ii. vi. 135 A selfish individual interacting with a reciprocator may come out ahead by taking without giving in return.

2006 Fort Wayne (Indiana) Jrnl.-Gaz. (Nexis) 24 Nov. w3 Brianna plays Esther Jane, the object and reciprocator of Ralphie's affections.

This entry has been updated (OED Third Edition, June 2009; most recently modified version published online March 2022).

单词	reciprocator
释义	reciprocatorn. Brit. /rᵻˈsɪprəkeɪtə/, U.S. /rəˈsɪprəˌkeɪdər/, /riˈsɪprəˌkeɪdər/ Origin: Formed within English, by derivation. Etymons: reciprocate v., -or suffix. Etymology: < reciprocate v. + -or suffix. 1. Mechanics. A reciprocating engine forming part of a composite power plant. In later use also more widely: any machine with a reciprocating part or parts. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > engine > other types of engine > [noun] > other specific engines ballast engine?1748 reciprocator1769 bellows-engine1834 jack engine1847 power producer1859 trunk-engine1864 naphtha engine1876 jinny1877 barring engine1885 shifter1904 yarder1911 mill1918 rocket1919 booster1944 monobloc1944 1769 J. Watt Let. 28 Apr. in S. Smiles Lives Boulton & Watt (1854) x. 189 I wish Mr. Boulton and you [sc. W. Small] had entered into some negotiation with the Doctor about coming in as partners... His expectations are solely from the Reciprocator. 1855 N. Brit. Rev. May 206 A new canal was projected at Birmingham, in which the water to supply the locks was to be raised by fire engines, and Mr. Watt was urged to have his reciprocator ready for that purpose. 1907 Westm. Gaz. 16 Sept. 4/1 Not an ounce of steam will be wasted, the principle being to carry the exhaust steam from the high-pressure reciprocators to the low-pressure turbines. 1931 Times Trade & Engin. Suppl. 24 Jan. p. iv/3 The exhaust steam from the reciprocator is led to a turbo generator which delivers its current to a motor on the propeller shafting. 1952 W. J. Fox & S. C. McBirnie Marine Steam Engines & Turbines xi. 197 Only the reciprocator is used while entering or leaving port. 1990 Org. Gardening Nov. 62/3 Wielding a slightly smaller blade than its gas-powered brother, the Electric Reciprocator has a unique scissor-like action that easily cuts through tall grass. 2005 Internat. Jrnl. Machine Tools & Manuf. 45 1088/1 The to- and fro- motion would be continued by virtue of the reciprocator. 2. A person who or thing which reciprocates.In quot. 1813: a well which ebbs and flows. ΘΚΠ the world > action or operation > behaviour > reciprocal treatment or return of an action > [noun] > one who reciprocator1813 the world > relative properties > number > mathematical number or quantity > [noun] > relationship between quantities > other finite difference1807 inverse1837 reciprocator1874 power law1919 recursive relation1934 1813 Jrnl. Nat. Philos. July 186 It is not improbable but future observations will add Pliny's Well to the class of irregular reciprocators. 1856 C. Mayne Madeline Clare III. xiv. 154 The despair that falls on the heart and life of such, when the sole reciprocator of their intensest feelings..is snatched from them. 1874 Sylvester in Proc. Royal Inst. 7 184 The numbers denoting the two were always inverse or reciprocal to each other... Hence a Peaucellier's cell may be conveniently termed a Reciprocator or Inverter. 1937 Indiana (Pa.) Evening Gaz. 16 Dec. 15/2 The closing of eyes by the feminine recipient, or reciprocator, depends mostly on the emotional feeling which the scene is supposed to convey. 1967 Jrnl. Marriage & Family 29 204/2 Children have been perceived as recipients rather than as reciprocators of parental functions. 2004 D. Krebs & M. Janicki in M. Schaller & C. S. Crandall Psychol. Found. Culture ii. vi. 135 A selfish individual interacting with a reciprocator may come out ahead by taking without giving in return. 2006 Fort Wayne (Indiana) Jrnl.-Gaz. (Nexis) 24 Nov. w3 Brianna plays Esther Jane, the object and reciprocator of Ralphie's affections. This entry has been updated (OED Third Edition, June 2009; most recently modified version published online March 2022). < n.1769
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