Making Sense of Pain Relief? is an educational web site designed to help clarify new, and sometimes confusing, information about pain relief.

sense, faculty by which external or internal stimuli are conveyed to the brain centers, where they are registered as sensations. Sensory reception occurs in higher animals through ...

sense (sens) 1. any of the physical processes by which stimuli are received, transduced, and conducted as impulses to be interpreted to the brain.

In mathematics, the orientation of a vector. Each vector has an equivalent vector of the opposite sense. The combined effect of two vectors of opposite sense is a zero vector.