To apprehend is to seize, either physically or mentally. So to apprehend a thief is to nab him. But to apprehend a confusing news story, or to apprehend a difficult concept in physics, is to understand it—that is, to "grasp" it mentally.
What is the example of apprehend?
The definition of apprehend is to take someone into police custody. When the police pick up someone matching a description of a suspected criminal, that is an example of apprehend.
How do you use apprehend?
1, At last I apprehend ed his meaning. 2, The police have failed to apprehend the culprits. 3, I apprehend no worsening of the situation. 4, He was slow to apprehend danger.