1. not suitable or acceptable for publication

Examples

• The manuscript was deemed unpublishable due to poor writing quality.
• Her controversial opinions made the article unpublishable in mainstream magazines.
• The editor rejected the story as unpublishable without major revisions.
• The research contained unpublishable results that couldn’t be verified.
• His unpublishable novel sat in a drawer for years.
• The content was considered unpublishable by academic standards.