記号

1. Origins, structure, and basic meaning

• Structure: 記号 is read as きごう and can mean “symbol” or “sign”, depending on context.
• Basic usage: The examples show a map symbol for a station and matching signs connected in an exercise.

2. Common pitfalls and similar expressions

• Distinguishing senses and uses
  • It is a shape or character standing for information, an object, or a relation, with meaning fixed by a key or convention.