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dual-purpose

adjective
 
 
/ˌdjuː.əlˈpɜː.pəs/ US  /ˌduː.əlˈpɜːr-/

Definition

able to be used to do two things: a dual-purpose lawn-raking and leaf-collecting machineUseful or advantageous
(Definition of dual-purpose adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of dual-purpose