effectual

[ ih-fek-choo-uh l ]
/ ɪˈfɛk tʃu əl /

adjective

producing or capable of producing an intended effect; adequate.
valid or binding, as an agreement or document.

Origin of effectual

1350–1400; Middle English effectuel (< AF), late Middle English effectual < Medieval Latin effectuālis, equivalent to Latin effectu-, stem of effectus effect + -ālis -al1

OTHER WORDS FROM effectual

ef·fec·tu·al·ly, adverb ef·fec·tu·al·ness, ef·fec·tu·al·i·ty, noun pre·ef·fec·tu·al, adjective pre·ef·fec·tu·al·ly, adverb

Example sentences from the Web for effectually

British Dictionary definitions for effectually (1 of 2)

effectually
/ (ɪˈfɛktjʊəlɪ) /

adverb

with the intended effect; thoroughly
to all practical purposes; in effect

British Dictionary definitions for effectually (2 of 2)

effectual
/ (ɪˈfɛktjʊəl) /

adjective

capable of or successful in producing an intended result; effective
(of documents, agreements, etc) having legal force

Derived forms of effectual

effectuality or effectualness, noun