the GNU version of the Collaborative International Dictionary of English
ad. With intermissions; in an intermittent manner; intermittingly.
The Century Dictionary and Cyclopedia
In an intermittent manner; by alternate stops and starts.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
ad. in an intermittent manner
Word Usage
"In my experience it is easier to read over mistakes on the computer screen, especially since I have been staring at these word intermittently for nearly a year, and I want to eliminate as many mistakes in the manuscript as my sore eyes can catch."