The Collaborative International Dictionary
Taxine \Tax"ine\, n. [L. taxus a yew.] (Chem.) A poisonous alkaloid of bitter taste extracted from the leaves and seeds of the European yew ( Taxus baccata). Called also taxia. The usual preparation is a mixture of compounds. Taxine A has the chemical formula: C35H47NO10.
Douglas Harper's Etymology Dictionary
1888, from Latin taxus "yew tree," probably from a Scythian word, + -ine (1).
Wiktionary
n. any of several poisonous alkaloids that may be extracted from the leaves and seeds of the yew tree ((taxlink Taxus baccata species noshow=1))
Wikipedia
Taxine is a toxic alkaloid mixture from the Yew tree, Taxus baccata. It is composed of taxine A and taxine B, and their derivatives such as 2-deacetyltaxine A, isotaxine B and 1-deoxytaxine B.
Usage examples of "taxine".
Either of them might have seized an opportunity to add taxine to his cup of coffee.
Someone who sat down to breakfast with Fortescue put taxine in his coffee or on his food.
He saw a new pot of marmalade, he saw hands carefully removing its cover, he saw a small quantity of marmalade removed, mixed with a preparation of taxine and replaced in the pot, the top smoothed over and the lid carefully replaced.
Ricin is one of the potentially lethal vegetable alkaloids like taxine and digitalin.