the tree Strychnos nux-vomica of Loganiaceae family and its poisonous nut containing strychnine, brucine and other alkaloids; nux-vomica.

the moon, as an enemy of or a person disliked by, lotus.

an acute contagious disease, esp. of children, caused by hemolytic streptococci and characterised by sore throat, fever, and a scarlet rash; scarlet fever.