homicide (n.) Look up homicide at Dictionary.com
"the killing of another person," early 13c., from Old French homicide, from Latin homicidium "manslaughter," from homo "man" (see homunculus) + -cidium "act of killing" (see -cide). The meaning "person who kills another" (late 14c.) also is from French, from Latin homicida "a murderer," from -cida "killer."