apprehend
ap-pre-hend
verb
To seize and take into custody, especially a criminal.
"The police apprehended the suspect after a chase."
verb
To grasp or understand something, often intellectually or intuitively.
"She struggled to apprehend the complex philosophical concept."
Thesaurus
Synonyms: grasp, dig, comprehend, savvy, compass, grok, get the picture, arrest, collar, nail, pick up, cop