- producing or capable of producing an intended effect; adequate.
- valid or binding, as an agreement or document.
Origin of effectual
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for effectually
An under-valued Chinese currency bars American products and services as effectually as a tariff barrier.Tough on China
May 24, 2012
No man could close out an interview so effectually as Crane.Thoroughbreds
W. A. Fraser
After he had effectually concealed her he ran out to give the alarm.The Works of Whittier, Volume VI (of VII)
John Greenleaf Whittier
Since he was effectually gagged, Grant had not a word to say.Good Indian
B. M. Bower
You know me; you know how to make me happy, and you do it most effectually.The Letters of Robert Burns
I fancy it has been concealed so effectually that it is not as deep as you imagined.Jennie Baxter, Journalist
- with the intended effect; thoroughly
- to all practical purposes; in effect
- capable of or successful in producing an intended result; effective
- (of documents, agreements, etc) having legal force
Word Origin and History for effectually
late 14c., Old French effectuel, from Late Latin effectualis, from Latin effectus "accomplishment, performance" (see effect (n.)). Used properly of actions (not agents) and with a sense "having the effect aimed at." Related: Effectually; effectuality.