上位互換性

じょういごかんせい

jouigokansei

noun

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

See also:下位互換性, 後方互換性

upward compatibility, forward compatibility, compatibility with input or components intended for higher tier or later systems, versions, etc.(incorrect usage)

Related Kanji

上	above, up
位	rank, grade, throne, crown, about, some
互	mutually, reciprocally, together
換	interchange, period, change, convert, replace, renew
性	sex, gender, nature