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tomatine Line breaks: toma|tine
Pronunciation: /ˈtɒmətiːn/

Entry from British & World English dictionary

(also tomatin ˈtɒmətɪn)

Definition of tomatine in English:


[mass noun] Chemistry
A compound of the steroid glycoside class, present in the stems and leaves of the tomato and related plants.
Example sentences
  • In N. crassa, erg-3 mutants display an increased sensitivity to isoflavonoids such as pisatin, maackiain, and biochanin A and increased resistance to the steroidal glycoside tomatine.
  • Two common examples are tomatine from tomato and nicotine from tobacco.
  • Tomatine levels in this variety are compatible to tomatine levels in commercial tomato varieties.


1940s: from tomato + -ine4.

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