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effective

[ ih-fek-tiv, ee-fek‐ ]
/ ɪˈfɛk tɪv, iˈfɛk‐ /
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See synonyms for: effective / effectively / effectiveness on Thesaurus.com

adjective

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.

noun

a member of the armed forces fit for duty or active service.
the effective total of a military force.

QUIZZES

QUIZ YOURSELF ON AFFECT VS. EFFECT!

In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.

Origin of effective

First recorded in 1350–1400; Middle English from Latin effectīvus “practical,” equivalent to effect(us), past participle of efficere (see effect) + -īvus adjective suffix (see -ive)
2. operative. 3. telling.
affective, effective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for effective

effective
/ (ɪˈfɛktɪv) /

adjective

noun

a serviceman who is equipped and prepared for action
effectively, adverbeffectiveness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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