the act of exercising; a setting in action or practicing; employment in the proper mode of activity; exertion; application; use; habitual activity; occupation, in general; practice.-exertion for the sake of training or improvement whether physical, intellectual, or moral; practice to acquire skill, knowledge, virtue, perfectness, grace, etc.-bodily exertion for the sake of keeping the organs and functions in a healthy state; hygienic activity; as, to take exercise on horseback.-the performance of an office, a ceremony, or a religious duty.-that which is done for the sake of exercising, practicing, training, or promoting skill, health, mental, improvement, moral discipline, etc.; that which is assigned or prescribed for such ends; hence, a disquisition; a lesson; a task; as, military or naval exercises; musical exercises; an exercise in composition.-that which gives practice; a trial; a test.-to set in action; to cause to act, move, or make exertion; to give employment to; to put in action habitually or constantly; to school or train; to exert repeatedly; to busy.-to exert for the sake of training or improvement; to practice in order to develop; hence, also, to improve by practice; to discipline, and to use or to for the purpose of training; as, to exercise arms; to exercise one's self in music; to exercise troops.-to occupy the attention and effort of; to task; to tax, especially in a painful or vexatious manner; harass; to vex; to worry or make anxious; to affect; to discipline; as, exercised with pain.-to put in practice; to carry out in action; to perform the duties of; to use; to employ; to practice; as, to exercise authority; to exercise an office.-to exercise one's self, as under military training; to drill; to take exercise; to use action or exertion; to practice gymnastics; as, to exercise for health or amusement.