British EnglishBrETCN someone whose job is to examine other people’s writing, such as a newspaper article, and to correctmistakes 助理编辑,文字编辑
Examples from the Corpus
sub-editor• A first-class woman columnist would come from the Liverpool Post, along with the man to fill the key job of chiefsub-editor.• If this omission was not the fault of some over-zealous sub-editor, them Mr Bailey ought to be ashamed of himself.