单词 | arachidonic acid |
释义 | arachidonic acid/əˌrakɪˈdɒnɪk![]() noun [mass noun] Biochemistry A polyunsaturated fatty acid present in animal fats. It is important in metabolism, especially in the synthesis of prostaglandins and leukotrienes, and is an essential constituent of the diet.
OriginEarly 20th century: arachidonic formed irregularly from arachidic (a saturated fatty acid) from Latin arachis, see arachis oil, + -one + -ic. |
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