在特定領域具有專門技巧或知識的人。

專家(領域專家)　(P,,U,繁體中文-偏好,D,U,U)
行家(,U,繁體中文-非偏好,AD,U,U)
內行人(,U,繁體中文-非偏好,AD,U,U)
能手(,U,繁體中文-非偏好,AD,U,U)
高手(,U,繁體中文-非偏好,AD,U,U)
chuan chia(P,,U,韋氏拼音-偏好,UF,U,U)
zhuān jiā(P,,U,漢語拼音-偏好,UF,U,U)
zhuan jia(P,,U,漢語拼音(無聲調)-偏好,UF,U,U)
experts(P,,U,英文-偏好,D,U,PN)
experts(P,,U,荷蘭語-非偏好,D,U,U)
expert(,U,英文-非偏好,AD,U,SN)
expert(,U,荷蘭語-非偏好,AD,U,U)
expert's(,U,英文-非偏好,AD,U,N)
experts'(,U,英文-非偏好,AD,U,N)
Experte(,U,German-非偏好,AD,U,SN)
Expertin(,U,German-非偏好,AD,U,SN)
experten(,U,荷蘭語-非偏好,UF,U,U)
experto(P,,U,西班牙語-偏好,D,U,SN)

藝術與建築詞典根目錄
....代理者層面
........個體與群體
............人物
................<依資格程度區分之人物>
....................專家 (領域專家)

activity performed is....

專業判斷

英文....	Persons knowledgeable in a specialized field, particularly people with the special skill or knowledge representing mastery of a particular subject.
荷蘭語....	Personen die dermate deskundig of vakkundig zijn op een bepaald gebied dat ze het volledig beheersen of er alles van afweten.
西班牙語....	Gente con el talento o conocimiento especial representando una autoridad en un tema particular.

專家(領域專家)............	[AS-Academia Sinica]
.................	朗文當代大辭典 p. 595
.................	國立編譯館學術名詞資訊網 July 30, 2009
.................	中央研究院中英雙語知識本體詞網 December 5, 2011
.................	牛津當代大辭典 p. 613
行家............	[AS-Academia Sinica]
.................	中央研究院中英雙語知識本體詞網 December 5, 2011
內行人............	[AS-Academia Sinica]
.................	智慧藏百科全書網 December 5, 2011
能手............	[AS-Academia Sinica]
.................	國立編譯館學術名詞資訊網 December 5, 2011
高手............	[AS-Academia Sinica]
.................	中央研究院中英雙語知識本體詞網 December 5, 2011
.................	智慧藏百科全書網 December 5, 2011
chuan chia............	[AS-Academia Sinica]
.................	TELDAP database (2009-)
zhuān jiā............	[AS-Academia Sinica]
.................	TELDAP database (2009-)
zhuan jia............	[AS-Academia Sinica]
.................	TELDAP database (2009-)
experts............	[VP]
.................	CDMARC Subjects: LCSH (1988-)
.................	Webster's 9th New Collegiate Dictionary (1985) 437
.................	Random House Dictionary of the English Language (1987)
.................	IFLA Glossary for Art Librarians (1984)
.................	AAT-Ned (1994-)
expert............	[VP]
.................	Getty Vocabulary Program rules
.................	AAT-Ned (1994-)
expert's............	[VP]
.................	Getty Vocabulary Program rules
experts'............	[VP]
.................	Getty Vocabulary Program rules
Experte............	[VP]
.................	IFLA Glossary for Art Librarians (1984)
Expertin............	[VP]
.................	IFLA Glossary for Art Librarians (1984)
experten............	[Bureau AAT]
.................	AAT-Ned (1994-)
experto............	[CDBP-DIBAM]
.................	Moliner, Diccionario de uso del español (2004) I:1256
Subject:............	[AS-Academia Sinica]
.................	CDMARC Subjects: LCSH (1988-) specialists
.................	Bureau AAT, RKD

Getty AAT: 300155533 Getty AAT: http://www.getty.edu/vow/AATFullDisplay?find=costume&logic=AND¬e=&subjectid=300155533
聯合目錄： 專家 、行家 、內行人 、能手 、高手 、chuan chia 、zhuān jiā 、zhuan jia 、experts 、expert 、expert's 、experts' 、Experte 、Expertin 、experts 、expert 、experten 、experto