A written symbol or mark used to represent something, often in a specialized context such as business or inventory.
secret price mark; coded price tag
A coded mark used by retailers to indicate the cost or wholesale price of an item, not meant for customers to understand.
secret language; code; cipher; argot; password
A system of words or phrases used by a particular group to communicate secretly; can refer to jargon, slang, or a prearranged password.
The price of the product is written in symbols.
This store uses secret price marks to manage cost prices.
The spies communicated using a secret code.
You can't get in unless you know the password.
暗号 is a general term for code or cipher, often used in cryptography; 符丁 implies a more informal or commercial secret code, such as shop marks or insider jargon.
隠語 refers to secret words or jargon used by a specific group (e.g., criminals, professionals); 符丁 can overlap but also includes written symbols and price marks.
Standard kanji form for all senses.
Variant kanji form; less common than 符丁.
Rarely used kanji form.
The exact derivation is uncertain; the kanji 符 (sign, mark) and 丁 (counter, leaf) suggest a written tally or mark, possibly originating from merchant codes.