Efficacious
ahd-5
adjective.
Producing or capable of producing a desired effect.
synonym
:
effective
.
The Century Dictionary and Cyclopedia
Producing the desired effect; having power adequate to the purpose intended; effectual in operation or result.
Synonyms
Efficient, Effectual
, etc. (see
effective
); active, operative, energetic.
the GNU version of the Collaborative International Dictionary of English
adjective.
Possessing the quality of being effective; productive of, or powerful to produce, the effect intended.
Wiktionary, Creative Commons Attribution/Share-Alike License
adjective.
effective
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
marked by qualities giving the power to produce an intended effect
adjective.
producing or capable of producing an intended result or having a striking effect
Word Usage
"The special grace which we refer to as efficacious is sometimes called irresistible grace."
Equivalent
effective
hard-hitting
impelling
impressive
rough-and-ready
Etymologically Related
effect
effective
effectivity
effectual
efficacity
Rhyme
Words with the same terminal sound
Ignatius
audacious
capacious
ceraceous
crustaceous
Same Context
Words that are found in similar contexts
amenable
applicable
apt
beneficial
conclusive
Synonym
Words with the same meaning
able
active
adequate
authoritative
capable