- of or relating to fishermen or fishing: a piscatory treaty.
- devoted to or dependent upon fishing: a piscatory people; piscatory birds.
- of or relating to fish, fishing, or fishermen
- devoted to fishing
adj.1750, from piscatory + -ial. adj.1630s, from Latin piscatorius “of fishermen,” from piscator “fisherman,” from piscari “to fish,” from pisces “a fish” (see fish (n.)).