The term “retozen” does not appear to be a standard word in the English language or recognized commonly in dictionaries. It’s possible that it could be a typo, a niche term, or a word from a specific dialect, fiction, or a particular context.
If you meant a similar-sounding word or a specific concept, please provide more context, and I’d be glad to help clarify its meaning! If it is a coined term or a word from a specific field (like technology, a brand, or a local vernacular), additional context would help me provide a more accurate and detailed explanation.