Amazon Glossary

    Master the language of Amazon selling with our comprehensive glossary of terms, acronyms, and concepts every seller should know.

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    YoY

    YoY - Year over Year

    Year over Year (YoY) is a comparison metric that measures the change in performance (e.g., sales, traffic, conversion, or other KPIs) between a specific period in the current year and the same period in the previous year.

    YTD (Year to Date)

    Discover how tracking YTD (Year-to-Date) performance protects Amazon sellers from margin erosion, stabilizes forecasting, and secures long-term growth.

    YTG

    YTG - Year to Go

    Year to Go (YTG) is a time-based planning metric that measures the remaining period of the current calendar year, from the present date until December 31, and is used to forecast or plan performance for the rest of the year.

    Glossary Index

    This page lists Amazon-related terms starting with Y. All definitions are based on official documentation, marketplace data, and real-world usage across Amazon listings and tools.

    By SoldScope Editorial Team (View our editorial standards)
    Last Updated: May 2026

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