Profession
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
A publlc declaration respecting something.
Cod. 10, 41, 6.
In ecclesiastical law
The act of entering into a religious order.
See 17 Vim Abr. 545.
Also a calling, vocation, known employment; divinity, medicine, and law are called the "learned professions."