S: (n) exercise (exercise%1:04:01::), example (example%1:04:00::) (a task performed or problem solved in order to develop skill or understanding) "you must work the examples at the end of each chapter in the textbook"
S: (n) exercise (exercise%1:11:01::) ((usually plural) a ceremony that involves processions and speeches) "academic exercises"
S: (n) exercise (exercise%1:04:05::) (an action, often used negatively and without consequences) "an exercise in futility"; "an exercise in cheap talk"
S: (v) exercise (exercise%2:29:01::), work (work%2:29:00::), work out (work_out%2:29:01::) (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"