deductiveadj.n.

/dɪˈdʌktɪv/

Etymology: < Latin dēductīvus, < dēduct- , participial stem of dēdūcĕre to deduce v.: see -ive suffix. Compare modern French déductif, -ive.

A. adj.

a. Of the nature of, or characterized by the use of, deduction; spec. in Logic, reasoning from generals to particulars; opposed to inductive.

ΘΚΠ

the mind > mental capacity > understanding > reason, faculty of reasoning > process of reasoning, ratiocination > process of inferring, inference > [adjective]

collective1645

inferential1657

deductive1661

inductional1829

deductory1889

1661 J. Glanvill Vanity of Dogmatizing xx. 189 All Knowledge of Causes is deductive.

1665 R. Hooke Micrographia Pref. sig. D The rational or deductive Faculty.

1846 J. S. Mill Syst. Logic (ed. 2) ii. iv. §4 Geometry is a Deductive Science.

a1862 H. T. Buckle Misc. Wks. (1872) I. 7 Women naturally prefer the deductive method to the inductive.

b. Of persons: Employing the method of deduction; reasoning deductively.

ΘΚΠ

the mind > mental capacity > understanding > reason, faculty of reasoning > process of reasoning, ratiocination > process of inferring, inference > [adjective] > reasoning by inference

inductive1764

deductive1861

inferring1890

1861 J. Tulloch Eng. Puritanism iii. 378 Of all the divines of his time, none was more bold, or deductive.

1867 G. H. Lewes Hist. Philos. II. 153 The mathematical cultivators of Physics and the deductive cultivators of Philosophy.

c. deductive system n. Logic a set of propositions or formulas, in which some are derived from others according to rules of proof, all such possible derivations being held to be included.

ΚΠ

1910 A. N. Whitehead & B. Russell Principia Mathematica I. p. vi A deductive system such as that contained in the present work.

1936 A. J. Ayer Lang., Truth & Logic ii. 40 Among the superstitions..is the view that it is the business of the philosopher to construct a deductive system.

1940 W. V. Quine Math. Logic 88 The highly explicit way of presenting formal deductive systems which is customary nowadays dates back only to Hilbert (1922) or Post (1921).

1951 Mind 60 266 The calculus, or deductive system, of truth-functions.

†2. Derivative.

ΘΚΠ

the world > existence and causation > causation > source or origin > [adjective] > originated or derived

secondary1398

extract1483

sprungc1485

derivatea1513

extraughtc1515

derivative1530

derived1600

deductive1646

originated1647

originate1679

unprimitive1684

excretitious1820

originant1825

derivational1843

originary1886

extracted1903

1646 Sir T. Browne Pseudodoxia Epidemica i. x. 38 He labours to introduce a secondary and deductive Atheisme, that although they concede there is a God, yet should they deny his providence.

†B. n.

Deductive reasoning; a deduction.

ΘΚΠ

the mind > attention and judgement > judgement or decision > [noun] > conclusion

culorum1362

conclusionc1385

conjecturec1386

issuea1393

deduction1532

overplus1536

gatheringa1555

deducement1605

summation1608

therefore1641

offcome1655

deductivea1676

empiricism1724

wrap-up1960

inference1972

a1676 M. Hale Primitive Originat. Mankind (1677) To Rdr. If there be any Errours..in my Deductives, Inferences, or Applications.

This entry has not yet been fully updated (first published 1894; most recently modified version published online September 2019).

单词	deductive
释义	deductiveadj.n. /dɪˈdʌktɪv/ Etymology: < Latin dēductīvus, < dēduct- , participial stem of dēdūcĕre to deduce v.: see -ive suffix. Compare modern French déductif, -ive. A. adj. 1. a. Of the nature of, or characterized by the use of, deduction; spec. in Logic, reasoning from generals to particulars; opposed to inductive. ΘΚΠ the mind > mental capacity > understanding > reason, faculty of reasoning > process of reasoning, ratiocination > process of inferring, inference > [adjective] collective1645 inferential1657 deductive1661 inductional1829 deductory1889 1661 J. Glanvill Vanity of Dogmatizing xx. 189 All Knowledge of Causes is deductive. 1665 R. Hooke Micrographia Pref. sig. D The rational or deductive Faculty. 1846 J. S. Mill Syst. Logic (ed. 2) ii. iv. §4 Geometry is a Deductive Science. a1862 H. T. Buckle Misc. Wks. (1872) I. 7 Women naturally prefer the deductive method to the inductive. b. Of persons: Employing the method of deduction; reasoning deductively. ΘΚΠ the mind > mental capacity > understanding > reason, faculty of reasoning > process of reasoning, ratiocination > process of inferring, inference > [adjective] > reasoning by inference inductive1764 deductive1861 inferring1890 1861 J. Tulloch Eng. Puritanism iii. 378 Of all the divines of his time, none was more bold, or deductive. 1867 G. H. Lewes Hist. Philos. II. 153 The mathematical cultivators of Physics and the deductive cultivators of Philosophy. c. deductive system n. Logic a set of propositions or formulas, in which some are derived from others according to rules of proof, all such possible derivations being held to be included. ΚΠ 1910 A. N. Whitehead & B. Russell Principia Mathematica I. p. vi A deductive system such as that contained in the present work. 1936 A. J. Ayer Lang., Truth & Logic ii. 40 Among the superstitions..is the view that it is the business of the philosopher to construct a deductive system. 1940 W. V. Quine Math. Logic 88 The highly explicit way of presenting formal deductive systems which is customary nowadays dates back only to Hilbert (1922) or Post (1921). 1951 Mind 60 266 The calculus, or deductive system, of truth-functions. †2. Derivative. ΘΚΠ the world > existence and causation > causation > source or origin > [adjective] > originated or derived secondary1398 extract1483 sprungc1485 derivatea1513 extraughtc1515 derivative1530 derived1600 deductive1646 originated1647 originate1679 unprimitive1684 excretitious1820 originant1825 derivational1843 originary1886 extracted1903 1646 Sir T. Browne Pseudodoxia Epidemica i. x. 38 He labours to introduce a secondary and deductive Atheisme, that although they concede there is a God, yet should they deny his providence. View more context for this quotation †B. n. Deductive reasoning; a deduction. ΘΚΠ the mind > attention and judgement > judgement or decision > [noun] > conclusion culorum1362 conclusionc1385 conjecturec1386 issuea1393 deduction1532 overplus1536 gatheringa1555 deducement1605 summation1608 therefore1641 offcome1655 deductivea1676 empiricism1724 wrap-up1960 inference1972 a1676 M. Hale Primitive Originat. Mankind (1677) To Rdr. If there be any Errours..in my Deductives, Inferences, or Applications. This entry has not yet been fully updated (first published 1894; most recently modified version published online September 2019). < adj.n.1646
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