backward compatible

variants: or less commonly backwards compatible

Definition of backward compatible 

: compatible with older equipment or previous versions of software Dolby Digital is backward compatible and supports earlier versions of Dolby such as Pro Logic.Consumer Reports

Other Words from backward compatible

backward compatibility or less commonly backwards compatibility noun

First Known Use of backward compatible

1975, in the meaning defined above

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The first known use of backward compatible was in 1975

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one that holds something together

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