NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,379 terms related to cancer and medicine.
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- intrusive thought
- listen (in-TROO-siv thawt)
- An unpleasant memory or idea that occurs often in a person’s everyday thoughts and keeps him or her from thinking about other things. Interfering thoughts can make sleep difficult and make a person unable to carry out daily activities. Also called interfering thought.