Translation guide
The English word "expert" refers to a person with specialized knowledge or skill. In Japanese, the most common equivalent is 専門家 (senmonka), but other terms like 達人 (tatsujin) or 熟練者 (jukurensha) emphasize mastery or experience. The choice depends on the context: formal vs. casual, academic vs. practical, and the level of respect intended.
Referring to someone with specialized knowledge in a field, often in formal or professional contexts.
The most direct and common translation for "expert." Used in formal and professional settings to denote a specialist in any field.
彼は経済の専門家です。
He is an expert in economics.
専門家の意見を聞きましょう。
Let's ask for an expert's opinion.
Loanword from English, used in business or tech contexts. Sounds modern and slightly casual.
彼女はITのエキスパートだ。
She is an IT expert.
Refers to a great authority or master in a field, often in arts or academia. Implies high respect and long-standing reputation.
彼は茶道の大家として知られている。
He is known as an expert in tea ceremony.
Emphasizing exceptional skill or mastery, often in arts, crafts, or practical skills.
Implies a high level of proficiency and mastery, often through long practice. Used in both casual and formal contexts for skills like martial arts, cooking, or games.
彼は料理の達人だ。
He is a master chef.
将棋の達人になるには何年もかかる。
It takes years to become a shogi expert.
Often used for recognized masters in traditional arts, games, or crafts. Can be a formal title (e.g., in shogi or go).
Refers to a skilled artisan or craftsman. Emphasizes manual dexterity and artistry. Often used in traditional contexts.
Highlighting practical experience and competence rather than theoretical knowledge.
Focuses on proficiency gained through experience. Suitable for technical or manual skills.
彼は熟練したプログラマーだ。
He is an expert programmer.
Loanword meaning veteran or seasoned expert. Common in workplace contexts.
Refers to a professional or connoisseur, as opposed to an amateur (素人). Often used in contexts like arts, entertainment, or specialized hobbies.
Referring to someone whose opinions are highly valued in a field, often in media or academic contexts.
Means authority or leading expert. Often used in formal contexts to denote someone with recognized expertise and influence.
彼はこの分野の権威です。
He is an authority in this field.
Refers to a knowledgeable person or pundit, often used in news or policy discussions.
専門家 is the safest and most general term for "expert" in professional or academic contexts. 達人 emphasizes mastery and is often used for skills like martial arts, cooking, or games. 熟練者 highlights experience and is suitable for technical or manual skills. Choose based on whether you want to stress knowledge, mastery, or experience.
In English, "expert" can be used as an adjective (e.g., "expert advice"). In Japanese, you cannot directly use 専門家 as an adjective. Instead, use phrases like 専門家の (expert's) or 専門的な (specialized). For example, "expert opinion" is 専門家の意見, not 専門家意見.
彼は日本史の専門家です。
He is an expert in Japanese history.
彼女は裁判で専門家として証言した。
She gave expert testimony at the trial.
これを直すには専門家の助けが必要だ。
You need expert help to fix this.
彼は将棋の名人だ。
He is a shogi master.
The sword was made by a master craftsman.
彼女はこの分野のベテランです。
She is a veteran in this field.
彼の演奏は玄人も認める腕前だ。
His performance is of a level that even experts acknowledge.
有識者会議が開かれた。
A panel of experts was convened.