Medical Dictionary

1arsenic

noun ar·se·nic \ˈärs-nik, -ən-ik\

Medical Definition of ARSENIC

1
:  a trivalent and pentavalent solid poisonous element that is commonly metallic steel-gray, crystalline, and brittle—symbol As; see element table
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears