the GNU version of the Collaborative International Dictionary of English
adj. of or pertaining to attention.
The Century Dictionary and Cyclopedia
Of or pertaining to attention; due to or conditioned by attention.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. of or relating to attention
Word Usage
"With things that don't fit what we call the attentional-control set, you can look directly at them, getting stimulation on your retina, and yet they won't reach your awareness. ""