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inefficient

 
 
/ˌɪnɪˈfɪʃənt/ adjective

Definition

using resources such as time, materials, or labour in a way that wastes them: There are too many big, inefficient companies in almost every part of the economy. extremely/highly/increasingly inefficient → Compare efficient
inefficiently /ˌɪnɪˈfɪʃəntli/ adverb Governments spend money inefficiently and get little return for it.
(Definition of inefficient adjective from the Cambridge Business English Dictionary © Cambridge University Press)

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