1. (v. t.) To take or seize (a person) by legal process; to arrest; as, to apprehend a criminal\.

2. (v. t.) To take hold of with the understanding, that is, to conceive in the mind; to become cognizant of; to understand; to recognize; to consider.

3. (v. t.) To know or learn with certainty.

4. (v. t.) To anticipate; esp., to anticipate with anxiety, dread, or fear; to fear.

5. (v. i.) To think, believe, or be of opinion; to understand; to suppose.

6. (v. i.) To be apprehensive; to fear.

absorb accept anticipate appreciate arrest assimilate be acquainted with be afraid be apprised of be aware of be cognizant of be conscious of be conversant with be informed be sensible of be with one bode bust capture catch catch on cognize collar compass comprehend conceive conceptualize cotton to croak detain dig digest discern divine dread experience eye askance fathom fear feel follow forebode foreknow forewarn get get hold of get the drift get the idea get the picture grab grasp have have a premonition have a presentiment have information about have it taped have knowledge of have qualms hear ken know learn look black lower make an arrest make out master menace misgive nab net penetrate perceive pick up pinch portend possess preapprehend prehend prevision pull in put under arrest read realize recognize respond respond to stimuli run in savvy see seize seize the meaning sense sit upon thorns smell stand aghast take take captive take in take into custody take prisoner taste threaten touch tumble to twig understand visualize warn wot wot of