The learned profession that is mastered by graduate study in a law school and that is responsible for the judicial system(noun)
WordNet. Princeton University. 2010.
Use "practice of law" in a sentence
"White & Willis and a Midtown law firm, a merger that would end the life of Hubbard, White as it then existed, as well as Burdick's control of the firm — and very likely his practice of law on Wall Street altogether."
"To-day I parted from Eugenius Nesbitt and Washington Poe, two of only four or five of those who commenced life and the practice of law with me in the State of Georgia."
"It was not long after graduating before he was admitted to the Bar, and commenced the practice of law in company with Eldridge Simpkins, at Edgefield Court House, who was, if I mistake not, at the time, a member of Congress."