Synonyms: get it, get onto, get wise, latch on, cotton on, catch on, tumble, twig
Definition: understand, usually after some initial difficulty
Usage: She didn't know what her classmates were plotting but finally caught on
Similar words: dig, compass, comprehend, get the picture, grasp, grok, apprehend, savvy
Definition: get the meaning of something
Usage: Do you comprehend the meaning of this letter?