effectivenessn.

Brit.

/ᵻˈfɛktᵻvnᵻs/, U.S.

/əˈfɛktɪvnᵻs/,

/iˈfɛktɪvnᵻs/

Forms: see effective adj. and -ness suffix.

Origin: Formed within English, by derivation. Etymons: effective adj., -ness suffix.

Etymology: < effective adj. + -ness suffix.

The quality of being effective (in various senses).

ΘΚΠ

the world > action or operation > advantage > efficacy > [noun]

mainOE

mightOE

strengthOE

efficace?c1225

bootingc1300

effectc1390

powera1393

boota1400

efficacity1430

operationc1450

valure1483

feck1495

efficacy1527

effectualness1545

effectuousnessa1576

validity1593

effectiveness1607

workingness1611

efficaciousnessa1628

operativeness1627

efficiency1633

effectualitya1641

energy1668

availablenessa1676

availment1699

potentialness1727

affectingnessa1774

effectivity1838

efficience1865

well working1879

1607 R. Parker Scholasticall Disc. against Antichrist i. i. 34 We agree in many vses with them [sc. the Papists], but one of their vses (to wit) their effectiuenes we forbeare.

1678 R. Cudworth True Intellect. Syst. Universe i. iv. 583 Infinite Self-Activity, or Effectiveness.

1830 Arnold Jrnl. in Life (1858) II. 336 The comforts and effectiveness of society.

1836 Random Recoll. Ho. Lords x. 227 Effectiveness in debate.

1879 J. T. Rogers in Cassell's Techn. Educator IV. 53/2 The labour is average in point of effectiveness.

1937 N.Y. Herald Tribune 6 Oct. 1/8 President Roosevelt today challenged the effectiveness of a policy of neutrality in keeping the United States at peace.

2005 Horse June 92/3 Check the effectiveness of the insect repellent you are using.

This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022).

单词	effectiveness
释义	effectivenessn. Brit. /ᵻˈfɛktᵻvnᵻs/, U.S. /əˈfɛktɪvnᵻs/, /iˈfɛktɪvnᵻs/ Forms: see effective adj. and -ness suffix. Origin: Formed within English, by derivation. Etymons: effective adj., -ness suffix. Etymology: < effective adj. + -ness suffix. The quality of being effective (in various senses). ΘΚΠ the world > action or operation > advantage > efficacy > [noun] mainOE mightOE strengthOE efficace?c1225 bootingc1300 effectc1390 powera1393 boota1400 efficacity1430 operationc1450 valure1483 feck1495 efficacy1527 effectualness1545 effectuousnessa1576 validity1593 effectiveness1607 workingness1611 efficaciousnessa1628 operativeness1627 efficiency1633 effectualitya1641 energy1668 availablenessa1676 availment1699 potentialness1727 affectingnessa1774 effectivity1838 efficience1865 well working1879 1607 R. Parker Scholasticall Disc. against Antichrist i. i. 34 We agree in many vses with them [sc. the Papists], but one of their vses (to wit) their effectiuenes we forbeare. 1678 R. Cudworth True Intellect. Syst. Universe i. iv. 583 Infinite Self-Activity, or Effectiveness. 1830 Arnold Jrnl. in Life (1858) II. 336 The comforts and effectiveness of society. 1836 Random Recoll. Ho. Lords x. 227 Effectiveness in debate. 1879 J. T. Rogers in Cassell's Techn. Educator IV. 53/2 The labour is average in point of effectiveness. 1937 N.Y. Herald Tribune 6 Oct. 1/8 President Roosevelt today challenged the effectiveness of a policy of neutrality in keeping the United States at peace. 2005 Horse June 92/3 Check the effectiveness of the insect repellent you are using. This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022). < n.1607
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