Suicide is the act of killing yourself, or is taking an action that is very destructive to your self interests.(noun)
See suicide in Webster's New World College Dictionary
Origin: L sui, of oneself (< IE *sewe-, refl. pron. < base *se-, apart > OE swæs, own) + -cide
See suicide in American Heritage Dictionary 4
Origin: Latin suī, of oneself; see s(w)e- in Indo-European roots
Origin: + -cide.
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