- Pty, in full - A proprietor or owner; one who has exclusive title to
a thing; one who possesses, or holds the title to, a thing in his own
right. - A body proprietors, taken collectively. - A monk who had reserved goods and effects to himself,
notwithstanding his renunciation of all at the time of profession. - Belonging, or pertaining, to a proprietor; considered
as property; owned; as, proprietary medicine.