上位互換性

じょういごかんせい

[jouigokansei]

Definitions

1.noun (common) (futsuumeishi)

downward compatibility; backward compatibility; compatibility with input or components intended for lower tier or older systems, versions, etc.

2.noun (common) (futsuumeishi)

upward compatibility; forward compatibility; compatibility with input or components intended for higher tier or later systems, versions, etc.