Definition of premaster in English:

premaster

Syllabification: pre·mas·ter
Pronunciation: /prēˈmastər
 
/

verb

[with object] Computing
Make a master copy of (data) on a hard disk before writing it to a CD-ROM.
More example sentences
  • Normalization is a common premastering operation in professionally produced recordings.

Definition of premaster in:

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Word of the day demoralize
Pronunciation: dɪˈmɒrəlʌɪz
verb
cause (someone) to lose confidence or hope