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A glycoside, C20H27NO11, commonly found in seeds and other plant parts of many members of the rose family, such as kernels of the apricot, peach, and bitter almond, which breaks down into hydrocyanic acid, benzaldehyde, and glucose.

[From Late Latin amygdalus, almond tree, from Greek amygdalos.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Pharmacology) a white soluble bitter-tasting crystalline glycoside extracted from bitter almonds and stone fruits such as peaches and apricots. Formula: C6H5CHCNOC12H21O10
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(əˈmɪg də lɪn)

a white, bitter-tasting, water-soluble, glycosidic powder, C20H27NO11, used chiefly as an expectorant.
[1645–55; < Latin amygdal(a) almond (from which it is obtained) + -in1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.amygdalin - a bitter cyanogenic glucoside extracted from the seeds of apricots and plums and bitter almonds
laetrile - a substance derived from amygdalin; publicized as an antineoplastic drug although there is no supporting evidence
glucoside - a glycoside derived from glucose
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The side effects of amygdalin in the bitter apricot extract can restrain the growth of bitter apricot extract in the global bitter apricot extract market.
Summary: The side effects of amygdalin in the bitter apricot extract can restrain the growth of bitter apricot extract in the global bitter apricot extract market.
He asserts that cancer is caused by a lack of amygdalin in the diet, sort of like a vitamin C deficiency, causing scurvy.
Experiments have shown that the presence of B17 vitamin (Amygdalin) and fibre in gari help to stimulate the red blood cell and prevent the stomach from cancerous diseases.
Xac1, Xac02, Xac03, Xac04 and Xac05 were positive for rhaminose and sucrose utilization, while melibiose and amygdalin fermentation was negative.
The plant contains fatty acids, vitamins, enzymes and the cyanogenic glycoside, amygdalin. Medicinally the Bitter variety is more valued than the Sweet Almond.
edulis also contain cyanogenic glycosides (prunasin, sambunigrin and amygdalin) in its composition, which can cause adverse effects, if consumed in high quantity, such as respiratory disorders, dizziness, nausea, vomiting, diarrhea and weakness.
mume fruits should be processed before consumption, due to presence of cyanoglycoside, prunasin, and amygdalin and very high organic acid content [3].
The selected LAB strains were assessed for the shape, cell wall composition (Gram staining), catalase production, carbohydrate, and sugar fermentation (amygdalin, arabinose, cellobiose, esculin, fructose, galactose, glucose, lactose, maltose, mannitol, raffinose, rhamnose, ribose, sorbitol, sucrose, and trehalose) as described in the Bergey's Manual of Determinative Bacteriology.
Less amygdalin inhibition by the PFC is also found in adults who were abused as children (De Bellis et al., 2013; Fishbein et al., 2009).