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 (sō′lə-nēn′, -nĭn) also so·la·nin (-nĭn)
A bitter poisonous alkaloid, C45H73NO15, found in potatoes and other plants of the nightshade family. It has narcotic properties and was formerly used to treat epilepsy.

[French, from Latin sōlānum, nightshade, from sōl, sun; see sāwel- in Indo-European roots.]
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.


(Elements & Compounds) a poisonous alkaloid found in various solanaceous plants, including potatoes which have gone green through exposure to light
[C19: from solan(um) + -ine2]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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For LA fermentation of tomatoes, choosing very ripe fruit is recommended, since the high solanin content of unripe fruit might inhibit the growth of LAB.