broad

1. Origins, structure, and basic meaning

• Structure: 汎 has 6 strokes and appears in words for a broad scope.
• Basic usage: 汎用 is read はんよう, and 汎化 is read はんか.

2. Common pitfalls and similar expressions

• Multiple uses and generalization
  • 汎用の充電器 means a general-purpose charger usable with multiple devices. It does not imply compatibility with every device without exception.
  • 一つの例だけで結論を汎化してはいけない means that one must not generalize the conclusion from a single case. 汎化 refers to applying what was obtained from particular cases more broadly.
• Extending the scope of application
  • 学んだ規則を別の場面へ汎化する means generalizing a learned rule to another situation.
  • へ indicates the direction in which its application is extended.