Tikibu: pronunciation dictionary with use examples
IPA transcription: [dj,uplək'eɪʃən]
meaning of the word
a copy that corresponds to an original exactly; "he made a duplicate for the files"
the act of copying or making a duplicate (or duplicates) of something; "this kind of duplication is wasteful"
Each screw requires a separate set of engines and the main object of the duplication is to lessen the risk of the vessel being left helpless in case of accident to one or other.