Translation guide
The English word 'hash' has several distinct meanings. This guide covers the most common ones for learners: the food (hashed potatoes or meat), the symbol (#), and the computing term (hash function/data).
Referring to a dish of chopped or diced meat and potatoes, often fried together.
Loanword from English, commonly used for Western-style hash dishes, especially 'corned beef hash'.
朝食にコンビーフハッシュを食べた。
I had corned beef hash for breakfast.
A Japanese dish similar to hashed beef stew, often served with rice. Note: this is a specific Japanese adaptation.
今夜はハッシュドビーフを作ろう。
Let's make hashed beef tonight.
Refers to hashed browns or fried potato hash. Often used in fast food contexts.
マックでハッシュドポテトを頼んだ。
I ordered hash browns at McDonald's.
Referring to the symbol #, often called 'hash' in British English or in computing contexts (hashtag).
Used specifically for social media hashtags. The symbol itself is often called 'シャープ' (sharp) in other contexts.
この投稿にハッシュタグを付けてください。
Please add a hashtag to this post.
The general term for the # symbol, derived from 'sharp' (music). Used on phone keypads, etc. Not used for social media tags.
Referring to the process of converting data into a fixed-size value, or the resulting value itself, used in cryptography, data structures, etc.
The standard loanword used in computing contexts for both the function and the value.
パスワードはハッシュ化して保存されます。
Passwords are stored as a hash.
Specifically 'hash value', the output of a hash function.
ファイルのハッシュ値を比較して改ざんを検出する。
Detect tampering by comparing file hash values.
The English word 'hash' is sometimes misheard as 'hush'. In Japanese, 'hush' would be translated as 静かに (しずかに) or similar, not ハッシュ.
In Japanese, the loanword ハッシュ is used for both food and computing, but context usually makes it clear. For the symbol, use シャープ or ハッシュタグ depending on the situation.
Please press the hash key after the phone number.
Literally 'number symbol'. A more formal or descriptive term, rarely used in everyday speech.
番号記号はナンバーサインとも呼ばれる。
The hash symbol is also called the number sign.
Specifically 'hash function'.
このハッシュ関数は衝突耐性が高い。
This hash function has high collision resistance.