- adequate to accomplish a purpose; producing the intended or expected result: effective teaching methods; effective steps toward peace.
- actually in operation or in force; functioning: The law becomes effective at midnight.
- producing a deep or vivid impression; striking: an effective photograph.
- prepared and available for service, especially military service.
- a member of the armed forces fit for duty or active service.
- the effective total of a military force.
Origin of effective
SynonymsSee more synonyms for effective on Thesaurus.com
Examples from the Web for effectively
It may have been the reason why Goldwater beat Rockefeller by three points, and effectively sewed up the GOP nomination.The World’s Toughest Political Quiz
December 31, 2014
Earl Spencer adds, “Effectively, my great-grandfather sold his children to his father-in-law.”The Real-Life ‘Downton’ Millionairesses Who Changed Britain
December 31, 2014
While Drake is redefining realness, Iggy is effectively “passing.”The Cultural Crimes of Iggy Azalea
December 29, 2014
People using it effectively opened a secret channel on an a public platform.The Monsters Who Screamed for Dead Cops
December 23, 2014
And now the Chinese courts have effectively signed their name to it.China’s Electroshock Gay-Conversion Case
December 19, 2014
If you care to be an eavesdropper you must have a knowledge of Gaelic to be one effectively.Camps, Quarters and Casual Places
If I show you my watch you are answered just as effectively.The Lyric
You cannot, it is clear, serve me effectively by being thrown into jail for months.Louisiana Lou
William West Winter
He smiled, and dreamt of how he might retain all that splendour there, and then arrange it most effectively.Abbe Mouret's Transgression
This torrent was the Bagnanza, and it effectively barred all passage.The Strolling Saint
- productive of or capable of producing a result
- in effect; operativeeffective from midnight
- producing a striking impression; impressivean effective entrance
- (prenominal) actual rather than theoretical; realthe effective income after deductions
- (of a military force, etc) equipped and prepared for action
- physics (of an alternating quantity) having a value that is the square root of the mean of the squares of the magnitude measured at each instant over a defined period of time, usually one cycleSee also root mean square
- a serviceman who is equipped and prepared for action
Word Origin and History for effectively
late 14c., from French effectif, from Latin effectivus "productive, effective," from effect-, stem of efficere (see effect (n.)). Effectively in the sense of "actually" is attested by 1650s. Related: Effectivity.