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effect

ef·fect

effect

 
 
pronunciation:
ih fekt
features:
Note, Word Parts
part of speech: noun
definition 1: something that happens because of something else.
A good teacher can have a great effect on students.That medicine had no effect on me.
synonyms:
consequence, result
antonyms:
cause
similar words:
conclusion, impact, issue, reaction
definition 2: the condition of being in active operation.
The new rules go into effect tomorrow.The city passed a new law about dogs, but it's not in effect yet.
synonyms:
operation
similar words:
action, force
effect or affect?
Affect means to have an influence on something. Effect, in the most common way we use it, is the result of some influence. Affect is a verb, and effect in this sense is a noun.
Compare:
  • That experience affected me very much.
  • That experience had a strong effect on me.
Word Parts
The word effect contains the following parts:
ef- Latin prefix that means out, out of, away
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The prefix ef- is an assimilated form of the prefix ex-, used before roots beginning with f, such as "fac" and "fus." See ex-.
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fac, fic, fec, fact, fect Latin root that means make, do
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This root is also the origin of the suffixes "-fy, -ify, -efy" and "-ification, -efaction".