Word of the Day

ken \KEN\, noun:
1. Perception; understanding; knowledge.
2. The range of vision.3. View; sight.
He was to make several important discoveries, the most significant being that infantile paralysis was caused not by germs, as cerebrospinal meningitis had been, but by a mysterious agent just then emerging into the ken of science.-- James Thomas Flexner, Maverick's Progress