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jmdict 2838742 Active (id: 2184424)
下位互換
【 かいごかん 】
1. [adj-no,n]
▶ upward compatible
▶ forward compatible
▶ [expl] compatible with input or components intended for higher tier or later systems, versions, etc.
Cross references:
  ⇒ see: 2365510 上位互換【じょういごかん】 1. downward compatible; backward compatible; compatible with input or components intended for lower tier or older systems, versions, etc.
  ⇔ see: 2838746 前方互換 1. forward compatible; upward compatible
2. [adj-no,n]
《incorrect usage》
▶ downward compatible
▶ backward compatible
▶ [expl] compatible with input or components intended for lower tier or older systems, versions, etc.
Cross references:
  ⇒ see: 2365510 上位互換【じょういごかん】 1. downward compatible; backward compatible; compatible with input or components intended for lower tier or older systems, versions, etc.
3. [adj-no,n] [sl]
▶ providing the same function while being less effective (esp. in games)



History:
5. A 2022-04-27 00:58:54  Jim Breen <...address hidden...>
  Comments: 
Seems OK.
  Diff: 
@@ -13 +13,2 @@
-<xref type="see" seq="2365510">上位互換・1</xref>
+<xref type="see" seq="2365510">上位互換・じょういごかん・1</xref>
+<xref type="see" seq="2365510">上位互換・じょういごかん・1</xref>
@@ -22 +23,2 @@
-<xref type="see" seq="2365510">上位互換・1</xref>
+<xref type="see" seq="2365510">上位互換・じょういごかん・1</xref>
+<xref type="see" seq="2365510">上位互換・じょういごかん・1</xref>
4. A* 2022-04-13 07:01:46  <...address hidden...>
  Refs: 
https://espo-game.jp/article/glossary/58352/
In particular: 意味は上位互換の逆で、性能やスペックが落ちてしまうことを指します。

https://dic.nicovideo.jp/a/下位互換
  Diff: 
@@ -14 +13,0 @@
-<xref type="see" seq="2365510">上位互換・1</xref>
@@ -24 +22,0 @@
-<xref type="see" seq="2365510">上位互換・1</xref>
@@ -28,0 +27,6 @@
+</sense>
+<sense>
+<pos>&adj-no;</pos>
+<pos>&n;</pos>
+<misc>&sl;</misc>
+<gloss>providing the same function while being less effective (esp. in games)</gloss>
3. A 2019-03-20 23:11:03  Robin Scott <...address hidden...>
  Diff: 
@@ -13,0 +14 @@
+<xref type="see" seq="2838746">前方互換</xref>
2. A 2019-03-19 02:15:25  Jim Breen <...address hidden...>
1. A* 2019-03-19 01:21:03  Robin Scott <...address hidden...>
  Refs: 
gg5, daij

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