definition of
exercise

[1] #1 exercise n. [exercising, physical exercise, physical exertion, workout] the activity of exerting your muscles in various ways to keep fit; "the doctor recommended regular exercise"; "he did some exercising"; "the physical exertion required by his work kept him fit". wn

[2] #2 exercise v. [exert] put to use; "exert one's power or influence". wn

[3] #3 exercise v. [practice, practise, do] carry out or practice; as of jobs and professions; "practice law". wn

[4] #4 exercise n. [use, usage, utilization, utilisation, employment] the act of using; "he warned against the use of narcotic drugs"; "skilled in the utilization of computers". wn

[5] #5 exercise v. [work, work out] give a workout to; "Some parents exercise their infants"; "My personal trainer works me hard"; "work one's muscles"; "this puzzle will exercise your mind". wn