下
かいごかん
下位互換
表記・読み:かいごかん
- 1
upward compatible; forward compatible; compatible with input or components intended for higher tier or later systems, versions, etc.
- 2
downward compatible; backward compatible; compatible with input or components intended for lower tier or older systems, versions, etc.
- 3
providing the same function while being less effective (esp. in games)