adj. Related to, inclined to, or guilty of, the murder of one's immediate family.
the GNU version of the Collaborative International Dictionary of English
adj. Of or pertaining to parricide; guilty of parricide.
The Century Dictionary and Cyclopedia
Of or pertaining to parricide; involving the crime of murdering a parent.
Guilty of parricide.
Word Usage
"The senate-house in which he was slain, was ordered to be shut up [101], and a decree made that the ides of March should be called parricidal, and the senate should never more assemble on that day."