definition of
grasp

[1] #1 grasp v. [hold on] hold firmly. wn

[2] #2 grasp v. [grok, get the picture, comprehend, savvy, dig, compass, apprehend] get the meaning of something; "Do you comprehend the meaning of this letter?". wn

[3] #3 grasp n. [appreciation, hold] understanding of the nature or meaning or quality or magnitude of something; "he has a good grasp of accounting practices". wn

[4] #4 grasp n. [compass, range, reach] the limit of capability; "within the compass of education". wn

[5] #5 grasp n. [grip] an intellectual hold or understanding; "a good grip on French history"; "they kept a firm grip on the two top priorities"; "he was in the grip of a powerful emotion"; "a terrible power had her in its grasp". wn