對於美的欣賞或批評。本詞彙指西方哲學中一個主要與美術相關的分支，儘管此詞彙亦可用於指稱欣賞自然之美。美學一詞的使用可追溯至18世紀，然而對於現今稱「美學」領域下相關議題的討論，則可回溯至古代。

美學(學科)　(P,,U,繁體中文-偏好,D,,)
mei hsüeh(P,,U,韋氏拼音-偏好,UF,U,U)
měi xué (P,,U,漢語拼音-偏好,UF,U,U)
mei xue(P,,U,漢語拼音(無聲調)-偏好,UF,U,U)
aesthetics(P,,U,英文-偏好,D,U,N)
esthetics(,U,英文-非偏好,UF,U,U)
Ästhetik(,U,German-非偏好,AD,U,N)
esthetica(P,,U,荷蘭語-偏好,D,U,U)
estetica(,U,荷蘭語-非偏好,UF,U,N)
estetica(,U,Italian-偏好,D,U,U)
esthetiek(,U,荷蘭語-非偏好,UF,U,U)
schoonheidsleer(,U,荷蘭語-非偏好,UF,U,U)
esthétique(P,,U,法語-偏好,D,U,N)
estetik(P,,U,Swedish-偏好,D,U,N)
estética(P,,U,西班牙語-偏好,D,U,N)

藝術與建築詞典根目錄
....活動層面
........學科 (層級名)
............學科 (專業領域分科)
................人文學科
....................哲學
........................美學 (學科)

藝術與建築詞典根目錄
....活動層面
........學科 (層級名)
............學科 (專業領域分科)
................社會科學
....................教育
........................<依主題區分之教育>
............................藝術教育
................................學科取向藝術教育
....................................美學 (學科)

practitioner(s)/student(s) are....	美學家
thing(s) needing/produced by are....	審美概念
meaning/usage overlaps with....	藝術哲學

英文....	Appreciation or criticism of the beautiful. The term refers to a branch of Western philosophy concerned primarily with the fine arts, although it may also be used in the context of the appreciation of natural beauty. Usage of the term dates from the 18th century, although historical discussions regarding issues now called "aesthetics" date from Antiquity.
荷蘭語....	Tak van de filosofie die waarneembare schoonheid bestudeert in de kunst en natuur, samen met de intellectuele en emotionele reacties op schoonheid.
西班牙語....	Rama de la filosofía que estudia la belleza perceptible en el arte y naturaleza, junto con las respuestas intelectuales y emocionales a la belleza.

美學(學科)............	[AS-Academia Sinica]
.................	朗文當代大辭典 23
.................	藝術名詞與技法辭典 13
.................	國家教育研究院－雙語詞彙、學術名詞暨辭書資訊網 July 31, 2009
.................	智慧藏百科全書網 September 13, 2011
.................	大英百科全書線上繁體中文版 September 13, 2011
.................	大英視覺藝術百科全書 Vol. 9,pp. 170
aesthetics............	[VP]
.................	Pierce, From Abacus to Zeus (1987) 2
.................	Concise Columbia Encyclopedia (1983)
.................	Canadian Urban Thesaurus (1979) A3
.................	Fowler, ed., Dictionary of Modern Critical Terms, rev. ed. (1987)
.................	Encyclopedia of World Art (1959-1987) Vol. 5, 28
.................	CDMARC Subjects: LCSH (1988-)
.................	Oxford Companion to Art (1984) 12
.................	Oxford English Dictionary (1961)
.................	Oxford English Dictionary (1989)
.................	Preble and Preble, Artforms (1989) 9
.................	RIBA, Architectural Keywords (1982)
.................	RILA, Subject Headings (1975-1990)
.................	Canadian Thesaurus of Construction Science and Technology (1978)
.................	Thesaurus of Psychological Index Terms (1991) dmct
.................	Thesaurus of Sociological Indexing Terms (1992)
.................	UNESCO Thesaurus (1977)
.................	Webster's Third New International Dictionary (1961)
.................	Worcester Art Museum Library, List of subject headings, unpub. (1976)
.................	Avery Index (1963-) (source AAT)
.................	Random House Unabridged Dictionary (1993)
.................	Lucie-Smith, Thames & Hudson Dictionary of Art Terms (1986)
.................	BHA Subject Headings (1985-)
.................	Candidate term AATA - 3/91
.................	Grove Art Online (2008-)
.................	IFLA Glossary for Art Librarians (1984)
.................	Curl, Encyclopedia of Architectural Terms (1993)
esthetics............	[VP]
.................	Encyclopedia of World Art (1959-1987) Vol. 5, 28
.................	RILA, Subject Headings (1975-1990)
.................	Thesaurus of Sociological Indexing Terms (1992)
.................	Webster's Third New International Dictionary (1961)
.................	Worcester Art Museum Library, List of subject headings, unpub. (1976)
.................	Random House Unabridged Dictionary (1993)
Ästhetik............	[VP]
.................	IFLA Glossary for Art Librarians (1984)
esthetica............	[Bureau AAT]
.................	AAT-Ned (1994-)
estetica............	[VP]
.................	IFLA Glossary for Art Librarians (1984)
esthetiek............	[Bureau AAT]
.................	AAT-Ned (1994-)
schoonheidsleer............	[Bureau AAT]
.................	AAT-Ned (1994-)
esthétique............	[VP]
.................	IFLA Glossary for Art Librarians (1984)
estetik............	[VP]
.................	IFLA Glossary for Art Librarians (1984)
estética............	[VP]
.................	Moliner, Diccionario de uso del español (2004) I:1227
.................	Souriau, Diccionario Akal de Estética (1998) 535
.................	IFLA Glossary for Art Librarians (1984)
Subject:............	[Bureau AAT]
.................	RIBA, Architectural Keywords (1982) 68, precoor.; Colour: aesthetics; precoor.; Art theory, aesthetics; Architectural theory, aesthetics
.................	Van Dale groot woordenboek (1994)

Getty AAT: 300054280 Getty AAT: http://www.getty.edu/vow/AATFullDisplay?find=costume&logic=AND¬e=&subjectid=300054280
聯合目錄： 美學 、mei hsüeh 、měi xué 、mei xue 、aesthetics 、esthetics 、Ästhetik 、esthetica 、estetica 、esthetiek 、schoonheidsleer 、esthétique 、estetica 、estetik 、estética