πατροκτόνος

ον
A. murdering one's father, parricidal, A. Th. 752 (lyr.), etc.; π. δίκη trial for parricide, S. Fr. 696; π. μίασμα the foul slayer of my father, A. Ch. 1028 : also in later Prose, Ph. 2.73, Porph. Abst. 3.19.
II. χεὶρ π. a father's murdering hand, E. IT 1083.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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