Definition of laetrile
: a drug derived especially from apricot pits that contains amygdalin and has been used in the treatment of cancer although of unproved effectiveness
Recent Examples of laetrile from the Web
Shortly after arriving at the spa, also known as Pacific Health Restoration Center, Hirsh received a regime of laetrile, which contains cyanide and is banned by the Food and Drug Administration.
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Origin and Etymology of laetrile
laevorotary (levorotary) + nitrile
First Known Use: 1953
Medical Definition of laetrile
: a drug that is derived especially from pits of the apricot (Prunus armeniaca of the rose family), that contains amygdalin, and that has been used in the treatment of cancer although of unproved effectiveness
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