1. "person who kills a parent or near relative" (1554), also 2. "act of killing parent or near relative" (1570), both from M.Fr.
parricide, from 1. L.
parricida, 2. L.
parricidium, probably from
parus "relative" (of unknown origin) + 1.
cida "killer," 2.
cidium "killing," both from
caedere "to kill" (see
concise).