to the ease with which an explosive can be ignited or detonated, i.e., the amount and intensity of shock, friction, or heat that is required

Sensitivity refers to the ease with which an explosive can be ignited or detonated, i.e., the amount and intensity of shock, friction, or heat that is required.

understanding who they are

Sensitivity simply means understanding who they are, their position on the issues, and how best to communicate with and influence them.

an alertness which feels everything that happens around

Sensitivity means an alertness which feels everything that happens around.

the ability of a test to recognize true positives

Sensitivity is the ability of a test to recognize true positives, while specificity measures the number of true negatives correctly identified.

a reaction that does not involve the immune system

A sensitivity is a reaction that does not involve the immune system, but still may be quite unpleasant.

that how can an instrument detect small changes in their parameters

Sensitivity is an ability of an instrument that how can an instrument detect small changes in their parameters.