Sensing is the present participle of the verb sense. It may also refer to:

Myers-Briggs sensing, a cognitive function (measured by the Myers-Briggs Type Indicator assessment) that focuses on the tangible and concrete over the abstract and theoretical
Remote sensing a technique used is several scientific fields
Sensing Systems, a software company
Sensor operation, that is, the detection of a physical presence and the conversion of that data into a signal that can be read by an observer or an instrument