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effective
ef·fec·tive
effective
pronunciation:
ih
fek
tihv
features:
Word Combinations
(
adjective
)
part of speech:
adjective
definition 1:
able to produce a result that you want.
That's a very effective medicine.
similar words:
active
,
capable
,
efficient
,
powerful
definition 2:
in operation.
This rule is effective immediately.
antonyms:
expired
similar words:
functioning
related words:
successful
,
useful
Word Combinations
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derivations:
effectively (adv.), effectiveness (n.)
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