互換

Reading

Kana: ごかん

Romaji: gokan

Definitions

noun

vs

1

transposition; interchange

2

compatible (e.g. PC)

Kanji

互

Readings: ゴ、 たが.い、 かたみ.に

Meanings: mutually, reciprocally, together

換

Readings: カン、 か.える、 -か.える、 か.わる

Meanings: interchange, period, change, convert, replace, renew

Example Sentence

旧(きゅう)システム用(よう)に書(か)かれたソフトとの上位(じょうい)互換性(ごかんせい)を保(たも)つのは大切(たいせつ)です。

➥It is important to maintain backward compatibility with software that was written to run on the former system.