phalloidin
noun
phal·loi·din
| \ fa-ˈlȯid-ᵊn
\
\
variants:
also phalloidine \ fa-ˈlȯid-ᵊn
, ˈfal-ȯi-ˌdēn
\
, ˈfal-ȯi-ˌdēn
\
Medical Definition of phalloidin
: a very toxic crystalline peptide C35H46N8O10S·H2O obtained from the death cap mushroom