rotativeadj.

Brit.

/rə(ʊ)ˈteɪtɪv/,

/ˈrəʊtətɪv/, U.S.

/ˈroʊdədɪv/,

/roʊˈteɪdɪv/

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin rotāt- , rotāre , -ive suffix.

Etymology: < classical Latin rotāt-, past participial stem of rotāre rotate v. + -ive suffix. Compare French rotatif (14th cent. in Middle French with reference to songs; 1817 with reference to circular motion). Compare earlier rotary adj.

a. Of motion: of the nature of rotation; taking place about a centre or axis; = rotary adj. 1.

ΘΚΠ

the world > movement > motion in specific manner > revolution or rotation > [adjective]

rotatory1578

dinetical1646

vertiginous1663

dinetic1668

rotary1704

rotal1724

revolutionary1734

circumrotatory1744

rotative1747

rotatorial1755

verticillary1758

circumvolutionary1809

evolutionary1828

rotational1870

circumductory1872

1747 J. Bate & R. Spearman Proposals for Printing Wks. Hutchinson 8 In the Hebrew, according as a Day or many Days, a Year or Years are spoke of, proper words are used which express the rotative, progressive, or declinatory Motion of the Orb.

1779 in 6th Rep. Deputy Keeper Public Rec. (1845) App. ii. 141 A circular or rotative motion.

1808 J. Watt in J. P. Muirhead Origin & Progress Mech. Invent. J. Watt (1854) III. 37 The true inventor of the crank rotative motion was the man..that first contrived the common foot lathe.

1846 C. Holtzapffel Turning & Mech. Manip. II. 522 The general practice..is to give the tool a constant rotative shuffling motion.

1868 J. N. Lockyer Elem. Lessons Astron. §359 As the Earth's rotative movement is uniform.

1920 Gen. Electric Rev. 23 188 The point at which its axial motion is translated into rotative motion.

1992 C. Giles & I. H. Gooddall Yorks. Textile Mills iv. 134/1 Rotative motion from a beam engine was developed first by James Pickard.

b. Acting or operating by a circular motion; depending on the rotation of some important part; = rotary adj. 2a.

ΘΚΠ

the world > movement > motion in specific manner > revolution or rotation > [adjective] > rotating as a wheel

wheeling1635

wheely?a1650

rotative1776

1776 N. D. Falck Acct. & Descr. Improved Steam-engine 44 Mr. Watt's rotative Steam-Engine.

1799 Repertory of Arts 10 295 How, by means of a rotative saw, to shape a piece from the rough.

1822 New Monthly Mag. 6 267/1 By means of rotative machinery, connected with..a steam-engine, or other rotative power.

1836 L. Hebert Engin. & Mech. Encycl. I. 489 Fan..a rotative blowing machine, consisting of vanes turning upon an axis, used for winnowing corn.

1910 Blackwood's Mag. Feb. 212/2 His Henry Farman biplane, provided with a Gnome rotative motor.

1995 Jrnl. Philos. 92 347 James Watt designed and patented a gearing system for a rotative engine.

2000 W. Cabri & R. Di Fabio From Bench to Market i. 19 Rotative filters for large-scale volume in dedicated lines of production.

c. Produced by or resulting from rotation; connected with or relating to rotation.

ΘΚΠ

the world > movement > motion in specific manner > revolution or rotation > [adjective] > produced by or producing rotation

rotative1823

1823 P. Nicholson New Pract. Builder 443 Mouldings, which may be generated by planes carried round their axis' in those planes, are called rotative mouldings.

1879 S. Newcomb & E. S. Holden Astron. for Schools & Coll. 211 The rotative forces acting on A and B are as it were distributed.

1908 F. W. Lanchester Aerodonetics viii. 238 The streamline form of the bird's body must be regarded as possessing some considerable directive power, and thereby contributing to the rotative stability.

1934 H. Hiler Notes Technique Painting ii. 80 Another phenomenon of contrast, which is called rotative contrast, is furnished by a revolving disk painted for instance half red and half white.

2001 Philos. Trans. (Royal Soc.) A. 359 2559 We have to model the rotative friction that may occur in some hinges.

2. Acting or coming in rotation; recurrent, cyclical.

ΘΚΠ

the world > time > change > alternation > rotation > [adjective]

rotary1758

rotatory1766

rotative1771

rotational1788

rotating1854

1771 New Foundling Hosp. for Wit: Pt. 4th 153 May I among your favour'd vassals stand, With life and fortune in my ready hand, Waiting the blissful rotative command?

1813 T. Busby in tr. Lucretius Nature of Things II. v. Comm. p. xxv By the rotative course of nature [sc. the earth] is now enabled to bring forth some things which she did not yield at her beginning.

1864 R. A. Arnold Hist. Cotton Famine 372 Cotton was cultivated in India as a rotative and not as a special crop.

1952 Jrnl. Politics 14 635 The presidency of the National Council of Government is made annually rotative among the majority members of the council.

1991 Times (Nexis) 13 July There is a favoured table in the dining room with a spectacular view that neither bribery nor corruption will procure, guests being placed there on a strictly rotative basis.

2000 Jrnl. Lat. Amer. Stud. 32 156 It was related to the need to organise the rotative structure of authority.

This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).

单词	rotative
释义	rotativeadj. Brit. /rə(ʊ)ˈteɪtɪv/, /ˈrəʊtətɪv/, U.S. /ˈroʊdədɪv/, /roʊˈteɪdɪv/ Origin: A borrowing from Latin, combined with an English element. Etymons: Latin rotāt- , rotāre , -ive suffix. Etymology: < classical Latin rotāt-, past participial stem of rotāre rotate v. + -ive suffix. Compare French rotatif (14th cent. in Middle French with reference to songs; 1817 with reference to circular motion). Compare earlier rotary adj. 1. a. Of motion: of the nature of rotation; taking place about a centre or axis; = rotary adj. 1. ΘΚΠ the world > movement > motion in specific manner > revolution or rotation > [adjective] rotatory1578 dinetical1646 vertiginous1663 dinetic1668 rotary1704 rotal1724 revolutionary1734 circumrotatory1744 rotative1747 rotatorial1755 verticillary1758 circumvolutionary1809 evolutionary1828 rotational1870 circumductory1872 1747 J. Bate & R. Spearman Proposals for Printing Wks. Hutchinson 8 In the Hebrew, according as a Day or many Days, a Year or Years are spoke of, proper words are used which express the rotative, progressive, or declinatory Motion of the Orb. 1779 in 6th Rep. Deputy Keeper Public Rec. (1845) App. ii. 141 A circular or rotative motion. 1808 J. Watt in J. P. Muirhead Origin & Progress Mech. Invent. J. Watt (1854) III. 37 The true inventor of the crank rotative motion was the man..that first contrived the common foot lathe. 1846 C. Holtzapffel Turning & Mech. Manip. II. 522 The general practice..is to give the tool a constant rotative shuffling motion. 1868 J. N. Lockyer Elem. Lessons Astron. §359 As the Earth's rotative movement is uniform. 1920 Gen. Electric Rev. 23 188 The point at which its axial motion is translated into rotative motion. 1992 C. Giles & I. H. Gooddall Yorks. Textile Mills iv. 134/1 Rotative motion from a beam engine was developed first by James Pickard. b. Acting or operating by a circular motion; depending on the rotation of some important part; = rotary adj. 2a. ΘΚΠ the world > movement > motion in specific manner > revolution or rotation > [adjective] > rotating as a wheel wheeling1635 wheely?a1650 rotative1776 1776 N. D. Falck Acct. & Descr. Improved Steam-engine 44 Mr. Watt's rotative Steam-Engine. 1799 Repertory of Arts 10 295 How, by means of a rotative saw, to shape a piece from the rough. 1822 New Monthly Mag. 6 267/1 By means of rotative machinery, connected with..a steam-engine, or other rotative power. 1836 L. Hebert Engin. & Mech. Encycl. I. 489 Fan..a rotative blowing machine, consisting of vanes turning upon an axis, used for winnowing corn. 1910 Blackwood's Mag. Feb. 212/2 His Henry Farman biplane, provided with a Gnome rotative motor. 1995 Jrnl. Philos. 92 347 James Watt designed and patented a gearing system for a rotative engine. 2000 W. Cabri & R. Di Fabio From Bench to Market i. 19 Rotative filters for large-scale volume in dedicated lines of production. c. Produced by or resulting from rotation; connected with or relating to rotation. ΘΚΠ the world > movement > motion in specific manner > revolution or rotation > [adjective] > produced by or producing rotation rotative1823 1823 P. Nicholson New Pract. Builder 443 Mouldings, which may be generated by planes carried round their axis' in those planes, are called rotative mouldings. 1879 S. Newcomb & E. S. Holden Astron. for Schools & Coll. 211 The rotative forces acting on A and B are as it were distributed. 1908 F. W. Lanchester Aerodonetics viii. 238 The streamline form of the bird's body must be regarded as possessing some considerable directive power, and thereby contributing to the rotative stability. 1934 H. Hiler Notes Technique Painting ii. 80 Another phenomenon of contrast, which is called rotative contrast, is furnished by a revolving disk painted for instance half red and half white. 2001 Philos. Trans. (Royal Soc.) A. 359 2559 We have to model the rotative friction that may occur in some hinges. 2. Acting or coming in rotation; recurrent, cyclical. ΘΚΠ the world > time > change > alternation > rotation > [adjective] rotary1758 rotatory1766 rotative1771 rotational1788 rotating1854 1771 New Foundling Hosp. for Wit: Pt. 4th 153 May I among your favour'd vassals stand, With life and fortune in my ready hand, Waiting the blissful rotative command? 1813 T. Busby in tr. Lucretius Nature of Things II. v. Comm. p. xxv By the rotative course of nature [sc. the earth] is now enabled to bring forth some things which she did not yield at her beginning. 1864 R. A. Arnold Hist. Cotton Famine 372 Cotton was cultivated in India as a rotative and not as a special crop. 1952 Jrnl. Politics 14 635 The presidency of the National Council of Government is made annually rotative among the majority members of the council. 1991 Times (Nexis) 13 July There is a favoured table in the dining room with a spectacular view that neither bribery nor corruption will procure, guests being placed there on a strictly rotative basis. 2000 Jrnl. Lat. Amer. Stud. 32 156 It was related to the need to organise the rotative structure of authority. This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022). < adj.1747
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