the GNU version of the Collaborative International Dictionary of English
v. To look into or within; to view the inside of.
The Century Dictionary and Cyclopedia
To look into or within; view the inside of.
To practise introspection; look inward; consider one's own internal state or feelings.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. reflect on one's own thoughts and feelings
Word Usage
"Dretske (2003) endorses a radical version of it: that we cannot introspect anything about a perceptual experience, if "introspect" has its usual meaning of internally attending to the experience."