ˌfyüsə̇ˈkäksə̇n noun
( -s )
Etymology: New Latin Fusicocc um (genus name of Fusicoccum amygdali ) + English -in
: a diterpenoid glucoside produced by a pathogenic fungus of the genus Fusicoccum ( F. amygdali ) that causes wilting of peach and almond leaves