Definition of effectual in English:

effectual

Line breaks: ef¦fec|tual
Pronunciation: /ɪˈfɛktʃʊəl
 
, -tjʊəl/

adjective

1(Of something inanimate or abstract) successful in producing a desired or intended result; effective: tobacco smoke is the most effectual protection against the midge
More example sentences
  • It was a wonder of his grace, that the call was made so effectual.
  • The effectual fervent prayer of a righteous man availeth much.
  • It is true, the Lord can, and I hope He often does, make that preaching effectual to the conversion of sinners, wherein little is said expressly to them, only the truths of the gospel are declared in their hearing
Synonyms
effective, successful, efficacious, productive, constructive, fruitful, potent, powerful;
worthwhile, helpful, of help, of assistance, beneficial, advantageous, valuable, useful, of use
1.1 Law (Of a legal document) valid or binding.
More example sentences
  • The Commissioner of Stamp Duties accepted, on the basis that these documents were effectual, that there was no duty assessable.
  • Clause 6 reads: ‘The lease is deemed to be, and to have always been, as valid and effectual as if all the land that is subject to the lease had not been that land described in the Schedule.’
  • I have already referred the Court to section 151, which deals with when instruments of lease become effectual, which is on registration.
Synonyms

Origin

late Middle English: from medieval Latin effectualis, from Latin effectus (see effect).

Derivatives

effectuality

Pronunciation: /-ˈalɪti/
noun
More example sentences
  • In each of four described occasions, the effectuality of these is the same.
  • The effectuality of this device is not certain, and its reliance upon a press fit may be questioned.

effectually

adverb
More example sentences
  • It is saying that the Holy Spirit will speak clearly to you through the Scriptures, beginning when you are effectually called.
  • It is only legislative encouragement which can effectually protect him against these difficulties.
  • Could the government of England destroy the commerce of all other nations, she would most effectually ruin her own.

effectualness

noun
More example sentences
  • Once the effectualness of these principles is realized, it's hard to fathom working any other way, and it's really very simple.
  • It's been proven by numerous patients for years but late analyses have disputed the effectualness of these drugs.

Definition of effectual in: