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Definition of Leukotriene
1. Noun. (biochemistry) Any of several physiologically active lipids, related to the prostaglandins, that participate in allergic responses ¹
¹ Source: wiktionary.com
Definition of Leukotriene
1. [n -S]
Medical Definition of Leukotriene
1. Any of a group of hormonesderived from arachidonate (arachidonic acid).They are thought to mediate the allergic response that causes lungconstriction and muscle contraction in asthma. (09 Oct 1997)