Let it stand in editing is a term used in the editing process. It is an instruction to the editor to leave a particular part of the text as it is, without making any changes. The term is abbreviated as STET, which is a four-letter word commonly used in crossword puzzles. STET is a Latin phrase meaning 'let it stand'. This phrase is used to indicate that the editor should not make any changes to the text and should leave it as it is.