effective
/ɪˈfɛktɪv
/adjective
1Successful in producing a desired or intended result: effective solutions to environmental problems...
- A container deposit system is also effective in increasing environmental awareness.
- This is not a pretty movie, although it is effective in what it intends to do.
- The genre of the sports spectacle is particularly effective in producing such narratives.
Synonyms
successful, effectual, efficacious, productive, constructive, fruitful, functional, potent, powerful;
worthwhile, helpful, of help, of assistance, beneficial, advantageous, valuable, useful, of use
convincing, compelling, strong, forceful, forcible, powerful, potent, weighty, plausible, efficacious, sound, valid, well founded, telling;
impressive, persuasive, irresistible, credible, influential, conclusive, unanswerable, authoritative;
logical, reasoned, reasonable, well reasoned, rational, lucid, coherent, cogent, eloquent, clear, articulate
1.1(Of a law, rule, or policy) operative: the regulation will be effective from January...
- The law is effective today and about 100,000 Ohioans are expected to apply for permits in the next six months.
- The Act will then receive Royal Assent and become effective law three months later - hunting could be banned by early 2005.
- The new rate increase was to be effective from Jan.1, meaning phone bills for January were set to be based on the new higher rate.
Synonyms
operative, in force, in effect, in operation, valid, official, signed and sealed;
lawful, legal, licit, legitimate, legally binding, binding;
Law effectual
2 [attributive] Existing in fact, though not formally acknowledged as such: she has been under effective house arrest since September...
- The Italian government holds 32% of its shares, giving it effective control over the company.
- We saw the terrible harm the terrorists did when they took effective control of the failed state of Afghanistan.
- Critics have questioned why private companies or charities should be given effective control over state-funded schools.
Synonyms
virtual, practical, essential, operative, actual, implied, implicit, unacknowledged, tacit
2.1Assessed according to actual rather than face value: an effective price of £176 million...
- It is therefore highly necessary to reduce the effective marginal taxation to enhance the incentive to work.
- The effective level of tax then is dictated by government outlays.
- In the newly joined member states generally, the effective tax rate is well below the nominal one.
noun
A soldier fit and available for service: when the battles broke out, he had a total of 920 effectives...
- In late June, a Russian army of some 42000 had taken advantage of the overextended lines of communication of Charles XII and his Swedish force of around 19000 effectives, to win an overwhelming victory at Poltava, deep in the Ukraine.
Derivatives
effectivity
- First, none of these critics of a commonsense doctrine of agency deny that the subject or representations of the subject exert significant effects, nor do they deny the subject a kind of social effectivity or agency.
- He argues that local media forms are important sense-making mechanisms, operating at the level of personal effectivity, for assimilating the constantly changing media-scape.
- The effectivity of masquerade lies precisely in its potential to manufacture a distance from the image, to generate a problematic within which the image is manipulable, producible, and readable by the woman.
Origin
Late Middle English: from Latin effectivus, from efficere 'accomplish' (see effect).