一般胡桃樹的堅果，種子有兩裂片並包覆在肉質外殼中。

胡桃(堅果)　(P,,U,繁體中文-偏好,D,,)
hu t'ao(P,,U,韋氏拼音-偏好,UF,U,U)
hú táo (P,,U,漢語拼音-偏好,UF,U,U)
hu tao (P,,U,漢語拼音(無聲調)-偏好,UF,U,U)
walnut(nut)　(P,,U,英文-偏好,D,U,N)
walnuts(nuts)　(,U,英文-非偏好,AD,U,N)

藝術與建築詞典根目錄
....材料層面
........材料 (材料層面)
............材料
................<依來源區分之材料>
....................<生物材料>
........................植物材料
............................果實
................................乾果
....................................堅果 (植物材料)
........................................胡桃 (堅果)

derived from....

胡桃屬(屬)

英文....	Fruits (drupaceous nuts) from any of several species of walnut tree, having a two-lobed seed covered with a fleshy husk.

胡桃(堅果)............	[AS-Academia Sinica]
.................	國家教育研究院－雙語詞彙、學術名詞暨辭書資訊網 September 7, 2010
.................	智慧藏百科全書網 September 7, 2010
.................	大英百科全書線上繁體中文版 September 7, 2010
walnut(nut)............	[VP]
.................	Merriam-Webster's Collegiate Dictionary [online] (1997-2002) accessed 7 May 2007
.................	Webster's Third New International Dictionary (2002) 2573
.................	Oxford English Dictionary Online (2002-) accessed 7 May 2007
walnuts(nuts)............	[VP]
.................	Oxford English Dictionary Online (2002-)
Subject:............	[VP]
.................	Merriam-Webster's Collegiate Dictionary [online] (1997-2002) accessed 7 May 2007
.................	Oxford English Dictionary Online (2002-) accessed 7 May 2007

Getty AAT: 300266426 Getty AAT: http://www.getty.edu/vow/AATFullDisplay?find=costume&logic=AND¬e=&subjectid=300266426
聯合目錄： 胡桃 、hu t'ao 、hú táo 、hu tao 、walnut 、walnuts