adj.
Pronunciation: ( ˌ )i- ˌ ne-f ə - ' k ā -sh ə s
Function: adjective
Date: 1658
: lacking the power to produce a desired effect : INEFFECTIVE
– in · ef · fi · ca · cious · ly adverb
– in · ef · fi · ca · cious · ness noun
adj.
Pronunciation: ( ˌ )i- ˌ ne-f ə - ' k ā -sh ə s
Function: adjective
Date: 1658
: lacking the power to produce a desired effect : INEFFECTIVE
– in · ef · fi · ca · cious · ly adverb
– in · ef · fi · ca · cious · ness noun
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012