A message, usually a written note, left by someone who later attempts or commits suicide, usually explaining the reason for the suicide.

Dated spelling of couscous.

plural of diastereoselectivity

(US, military, nautical) A hospital corpsman. / (deprecated, US, military) An enlisted person in the U.S. Army who works as a field medic. / (medicine, military, nonstandard) A military medic.