1. perceiving: the process of using the senses to acquire information about the surrounding environment or situation the range of human perception
2. result of perceiving: the result of the process of perception After watching the experiment closely, he noted his perceptions in his lab notebook.
3. impression: an attitude or understanding based on what is observed or thought a news report that altered the public's perception of the issue
4. powers of observation: the ability to notice or discern things that escape the notice of most people
5. psychology neurological process of observation and interpretation: any neurological process of acquiring and mentally interpreting information from the senses
[14th century. Via French< Latin perception-< percipere (see perceive)]