Entry: oculist (n.)
In context: "Mario had been given the name of Dr. James Incandenza's father's father, a dour and golf-addicted Green Valley AZ oculist who made a small fortune, just after Jim grew up and fled east, by inventing those quote X-Ray Specs! that don't work..."
Definition: 1. A specialist or expert in the treatment of eye disorders and defects; an ophthalmologist; an optician.
Other: Usage dates to 1598. Can't imagine what an oculist would employ in treatment in 1598. Leeches, I can't help but guess.
SNOOT score: 1
Source: Oxford English Dictionary