| 释义 |
View usage for: (efɪkeɪʃəs) adjectiveSomething that is efficacious is effective. [formal] The nasal spray was new on the market and highly efficacious. Synonyms: effective, successful, efficient, powerful More Synonyms of efficacious efficacious in British English (ˌɛfɪˈkeɪʃəs) adjectivecapable of or successful in producing an intended result; effective as a means, remedy, etc Derived forms efficaciously (ˌeffiˈcaciously) adverb Word origin C16: from Latin efficāx powerful, efficient, from efficere to achieve; see effectefficacious in American English (ˌɛfɪˈkeɪʃəs) adjective producing or capable of producing the desired effect; having the intended result; effective an efficacious drug SIMILAR WORDS: efˈfective Derived forms efficaciously (ˌeffiˈcaciously) adverb efficaciousness (ˌeffiˈcaciousness) noun Word origin L efficax (gen. efficacis) < efficere, to bring to pass, accomplish (see effect) + -ous Examples of 'efficacious' in a sentenceefficacious Definition producing the intended result The nasal spray was new on the market and highly efficacious. Synonyms Opposites useless , unsuccessful , ineffective , futile , unproductive , abortive , ineffectual , unavailing , inefficacious Additional synonymsDefinition competent and efficient She's a very capable administrator. Synonyms accomplished, experienced, masterly, qualified, talented, gifted, efficient, clever, intelligent, competent, apt, skilful, adept, proficientDefinition producing the intended result the most effectual means of preserving peace Synonyms effective, successful, efficient, powerful, useful, helpful, productive, potent, constructive, telling, fruitful, advantageous, forcible, serviceable, efficaciousDefinition working or producing effectively without wasting effort, energy, or money a relatively cheap and efficient form of communication Synonyms effective, successful, structured, productive, powerful, systematic, streamlined, cost-effective, methodical, well-organized, well-planned, labour-saving, effectualNearby words ofefficacious - effervescence
- effervescent
- effete
- efficacious
- efficacy
- efficiency
- efficient
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