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effective

ef·fec·tive

effective

 
 
pronunciation:
ih fek tihv
features:
Word Combinations (adjective)
part of speech: adjective
definition 1: producing an adequate or desired result, or having the power to produce such a result.
Attacking at dawn was an effective strategy.
synonyms:
effectual, efficacious, strong, valid
antonyms:
feckless, feeble, futile, impotent, ineffective, weak
similar words:
active, capable, cogent, efficient, forceful, good, influential, potent, powerful, productive, telling, trenchant
definition 2: existing or operative; functioning.
The new rule will become effective at midnight tonight.
synonyms:
active, in effect, operative
antonyms:
expired, inoperative, invalid, void
similar words:
alive, functioning, valid
Word Combinations  About this feature
adverb + (adj.)effective equally, extremely, highly, less, more, most, particularly, potentially, remarkably, surprisingly, truly
(adj.)effective + noun advocate, alternative, approach, barrier, classroom, collaboration, communication, control, coping, counseling, counselor, delivery, deterrent, diplomacy, dose, educator, enforcement, feedback, functioning, governance, implementation, instruction, intervention, leadership, learning, management, means, measure, mechanism, medication, method, monitoring, parenting, participation, partnership, planning, practice, prevention, procedure, propaganda, remedy, skill, solution, strategy, substitute, tactic, teacher, teaching, technique, therapy, tool, treatment, use, vaccine  [See all][See only the most frequent]
derivations: effectively (adv.), effectiveness (n.)