Per cent. or per centum.—By the hundred.
Per contra.—Contrariwise.
Per curiam.—By the court.
Per diem.—By the day.
Per fas et nefas.—Through right and wrong.
Per saltum.—With a leap; at once.
Per se.—By itself; alone.
Perdu.—Lost.
Père de famille.—The father of a family.
Petit.—Small; little.